{"abstract":"The adapter reports an incorrect position variance while other fields remain valid.","category":"Astronomical coordinate conventions","checks":6,"contract":"A catalog supplies position variance p, proper-motion variance m, covariance pm, elapsed interval t, acceleration variance a, and angular scale s. Under the stipulated independent acceleration model position covariance is p+2*t*pm+t*t*m+t**4*a/4. Motion output excludes acceleration unless explicitly requested. Output fields are defined by: position_variance = d['p']+2*d['t']*d['pm']+d['t']**2*d['m']+d['t']**4*d['a']/4; position_motion_covariance = d['pm']+d['t']*d['m']; acceleration_position_variance = d['t']**4*d['a']/4; motion_variance = d['m']+d['t']**2*d['a']; scaled_motion_covariance = (d['pm']+d['t']*d['m'])*d['s']**2; backward_cross_covariance = d['pm']-d['t']*d['m']","evaluation_group":"astro-catalog-propagated-covariance","failed_approach":"A partial convention repair still uses d['p']+d['t']*d['pm']+d['t']**2*d['m']+d['t']**4*d['a']/4","family":"s3-astronomical-coordinate-conventions-catalog-propagated-covariance-position_variance","id":"FA-55261","implementations":{"attempt":{"sha256":"06b827d1ccf7df2dd7a840df4d380eb56de8d103ce6f412d8120ed8cbb3b8145","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(d):\n    return {'position_variance': d['p']+d['t']*d['pm']+d['t']**2*d['m']+d['t']**4*d['a']/4, 'position_motion_covariance': d['pm']+d['t']*d['m'], 'acceleration_position_variance': d['t']**4*d['a']/4, 'motion_variance': d['m']+d['t']**2*d['a'], 'scaled_motion_covariance': (d['pm']+d['t']*d['m'])*d['s']**2, 'backward_cross_covariance': d['pm']-d['t']*d['m']}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = {1: [({'p': 4, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 68.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 4, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 4.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 4, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 16.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 4, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 22.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 4, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 56.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 4, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 91.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})], 2: [({'p': 5, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 69.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 5, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 5.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 5, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 17.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 5, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 23.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 5, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 57.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 5, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 92.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})], 3: [({'p': 6, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 70.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 6, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 6.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 6, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 18.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 6, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 24.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 6, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 58.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 6, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 93.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})], 4: [({'p': 7, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 71.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 7, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 7.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 7, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 19.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 7, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 25.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 7, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 59.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 7, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 94.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})], 5: [({'p': 8, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 72.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 8, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 8.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 8, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 20.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 8, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 26.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 8, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 60.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 8, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 95.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})]}\nfor i, (record, expected) in enumerate(fixtures[N]):\n    check('astronomical fixture %s' % i, solve(record), expected)\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"},"broken":{"sha256":"8602449a39f2b54c5370aaac5541ba991c3d5afaff0def386d9e17e800f04e3f","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(d):\n    return {'position_variance': d['p']+d['t']**2*d['m']+d['t']**4*d['a']/4, 'position_motion_covariance': d['pm']+d['t']*d['m'], 'acceleration_position_variance': d['t']**4*d['a']/4, 'motion_variance': d['m']+d['t']**2*d['a'], 'scaled_motion_covariance': (d['pm']+d['t']*d['m'])*d['s']**2, 'backward_cross_covariance': d['pm']-d['t']*d['m']}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = {1: [({'p': 4, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 68.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 4, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 4.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 4, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 16.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 4, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 22.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 4, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 56.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 4, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 91.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})], 2: [({'p': 5, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 69.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 5, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 5.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 5, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 17.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 5, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 23.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 5, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 57.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 5, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 92.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})], 3: [({'p': 6, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 70.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 6, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 6.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 6, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 18.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 6, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 24.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 6, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 58.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 6, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 93.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})], 4: [({'p': 7, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 71.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 7, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 7.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 7, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 19.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 7, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 25.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 7, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 59.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 7, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 94.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})], 5: [({'p': 8, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 72.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 8, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 8.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 8, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 20.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 8, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 26.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 8, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 60.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 8, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 95.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})]}\nfor i, (record, expected) in enumerate(fixtures[N]):\n    check('astronomical fixture %s' % i, solve(record), expected)\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"},"fixed":{"sha256":"ffe50ef2f9f298c08b9b504616fbc2a6bfe3f197fef251c370969a2ff5e50c34","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(d):\n    return {'position_variance': d['p']+2*d['t']*d['pm']+d['t']**2*d['m']+d['t']**4*d['a']/4, 'position_motion_covariance': d['pm']+d['t']*d['m'], 'acceleration_position_variance': d['t']**4*d['a']/4, 'motion_variance': d['m']+d['t']**2*d['a'], 'scaled_motion_covariance': (d['pm']+d['t']*d['m'])*d['s']**2, 'backward_cross_covariance': d['pm']-d['t']*d['m']}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = {1: [({'p': 4, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 68.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 4, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 4.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 4, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 16.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 4, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 22.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 4, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 56.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 4, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 91.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})], 2: [({'p': 5, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 69.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 5, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 5.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 5, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 17.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 5, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 23.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 5, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 57.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 5, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 92.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})], 3: [({'p': 6, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 70.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 6, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 6.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 6, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 18.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 6, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 24.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 6, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 58.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 6, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 93.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})], 4: [({'p': 7, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 71.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 7, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 7.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 7, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 19.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 7, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 25.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 7, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 59.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 7, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 94.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})], 5: [({'p': 8, 'm': 2, 'pm': 1, 't': 3, 'a': 2, 's': 2}, {'position_variance': 72.5, 'position_motion_covariance': 7, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 28, 'backward_cross_covariance': -5}), ({'p': 8, 'm': 2, 'pm': 1, 't': 0, 'a': 2, 's': 2}, {'position_variance': 8.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1}), ({'p': 8, 'm': 2, 'pm': 1, 't': -2, 'a': 2, 's': 2}, {'position_variance': 20.0, 'position_motion_covariance': -3, 'acceleration_position_variance': 8.0, 'motion_variance': 10, 'scaled_motion_covariance': -12, 'backward_cross_covariance': 5}), ({'p': 8, 'm': 2, 'pm': 0, 't': 3, 'a': 0, 's': 2}, {'position_variance': 26.0, 'position_motion_covariance': 6, 'acceleration_position_variance': 0.0, 'motion_variance': 2, 'scaled_motion_covariance': 24, 'backward_cross_covariance': -6}), ({'p': 8, 'm': 2, 'pm': -1, 't': 3, 'a': 2, 's': -3}, {'position_variance': 60.5, 'position_motion_covariance': 5, 'acceleration_position_variance': 40.5, 'motion_variance': 20, 'scaled_motion_covariance': 45, 'backward_cross_covariance': -7}), ({'p': 8, 'm': 0, 'pm': 1, 't': 3, 'a': 4, 's': 2}, {'position_variance': 95.0, 'position_motion_covariance': 1, 'acceleration_position_variance': 81.0, 'motion_variance': 36, 'scaled_motion_covariance': 4, 'backward_cross_covariance': 1})]}\nfor i, (record, expected) in enumerate(fixtures[N]):\n    check('astronomical fixture %s' % i, solve(record), expected)\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"}},"limitations":"Explicitly stipulated finite algebraic adapter; no standards conformance, physical accuracy, or production-library claim. Inputs are the documented finite valid model domain. This reproducer isolates one failure mechanism. Results cover the supplied fixtures. Variants within a family share a test contract and should remain grouped when constructing evaluation splits. Related mechanisms with a shared evaluation_group must also remain together; these controlled models are not independent production incidents.","method":"Deterministic executable model with adversarial boundary fixtures.","provenance":{"created_by":"Failure Map","dependencies":"Python standard library","family":"s3-astronomical-coordinate-conventions-catalog-propagated-covariance-position_variance","generated_at":"2026-09-29T14:45:56.139319+00:00","license":"CC0-1.0","python":"3.12.14","seed":1,"split":"open-access"},"relevance":"Catalog, detector, sky-coordinate, and spectroscopy adapters must preserve the association between numeric coordinates and their declared reference conventions.","repair":"Preserve the declared model convention at this site: d['p']+2*d['t']*d['pm']+d['t']**2*d['m']+d['t']**4*d['a']/4","root_cause":"Catalog propagation omits the two symmetric position-motion covariance terms. Faulty expression: d['p']+d['t']**2*d['m']+d['t']**4*d['a']/4","sha256":"21d5a5e1cd845ab5643d3844ebab96f84d6f140e56b900023be86e48ff270497","title":"Catalog propagated covariance: Catalog propagation omits the two symmetric position-motion covariance terms · case 01","variant":1,"variant_policy":"Five numbered records share a model and may reuse boundary fixtures.","verification":{"attempt":{"elapsed_ms":44.154,"exit_code":1,"observations":[{"actual":{"acceleration_position_variance":40.5,"backward_cross_covariance":-5,"motion_variance":20,"position_motion_covariance":7,"position_variance":65.5,"scaled_motion_covariance":28},"check":"astronomical fixture 0","expected":{"acceleration_position_variance":40.5,"backward_cross_covariance":-5,"motion_variance":20,"position_motion_covariance":7,"position_variance":68.5,"scaled_motion_covariance":28},"passed":false},{"actual":{"acceleration_position_variance":0.0,"backward_cross_covariance":1,"motion_variance":2,"position_motion_covariance":1,"position_variance":4.0,"scaled_motion_covariance":4},"check":"astronomical fixture 1","expected":{"acceleration_position_variance":0.0,"backward_cross_covariance":1,"motion_variance":2,"position_motion_covariance":1,"position_variance":4.0,"scaled_motion_covariance":4},"passed":true},{"actual":{"acceleration_position_variance":8.0,"backward_cross_covariance":5,"motion_variance":10,"position_motion_covariance":-3,"position_variance":18.0,"scaled_motion_covariance":-12},"check":"astronomical fixture 2","expected":{"acceleration_position_variance":8.0,"backward_cross_covariance":5,"motion_variance":10,"position_motion_covariance":-3,"position_variance":16.0,"scaled_motion_covariance":-12},"passed":false},{"actual":{"acceleration_position_variance":0.0,"backward_cross_covariance":-6,"motion_variance":2,"position_motion_covariance":6,"position_variance":22.0,"scaled_motion_covariance":24},"check":"astronomical fixture 3","expected":{"acceleration_position_variance":0.0,"backward_cross_covariance":-6,"motion_variance":2,"position_motion_covariance":6,"position_variance":22.0,"scaled_motion_covariance":24},"passed":true},{"actual":{"acceleration_position_variance":40.5,"backward_cross_covariance":-7,"motion_variance":20,"position_motion_covariance":5,"position_variance":59.5,"scaled_motion_covariance":45},"check":"astronomical fixture 4","expected":{"acceleration_position_variance":40.5,"backward_cross_covariance":-7,"motion_variance":20,"position_motion_covariance":5,"position_variance":56.5,"scaled_motion_covariance":45},"passed":false},{"actual":{"acceleration_position_variance":81.0,"backward_cross_covariance":1,"motion_variance":36,"position_motion_covariance":1,"position_variance":88.0,"scaled_motion_covariance":4},"check":"astronomical fixture 5","expected":{"acceleration_position_variance":81.0,"backward_cross_covariance":1,"motion_variance":36,"position_motion_covariance":1,"position_variance":91.0,"scaled_motion_covariance":4},"passed":false}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"astronomical fixture 0\", \"actual\": {\"position_variance\": 65.5, \"position_motion_covariance\": 7, \"acceleration_position_variance\": 40.5, \"motion_variance\": 20, \"scaled_motion_covariance\": 28, \"backward_cross_covariance\": -5}, \"expected\": {\"position_variance\": 68.5, \"position_motion_covariance\": 7, \"acceleration_position_variance\": 40.5, \"motion_variance\": 20, \"scaled_motion_covariance\": 28, \"backward_cross_covariance\": -5}, \"passed\": false}, {\"check\": \"astronomical fixture 1\", \"actual\": {\"position_variance\": 4.0, \"position_motion_covariance\": 1, \"acceleration_position_variance\": 0.0, \"motion_variance\": 2, \"scaled_motion_covariance\": 4, \"backward_cross_covariance\": 1}, \"expected\": {\"position_variance\": 4.0, \"position_motion_covariance\": 1, \"acceleration_position_variance\": 0.0, \"motion_variance\": 2, \"scaled_motion_covariance\": 4, \"backward_cross_covariance\": 1}, \"passed\": true}, {\"check\": \"astronomical fixture 2\", \"actual\": {\"position_variance\": 18.0, \"position_motion_covariance\": -3, \"acceleration_position_variance\": 8.0, \"motion_variance\": 10, \"scaled_motion_covariance\": -12, \"backward_cross_covariance\": 5}, \"expected\": {\"position_variance\": 16.0, \"position_motion_covariance\": -3, \"acceleration_position_variance\": 8.0, \"motion_variance\": 10, \"scaled_motion_covariance\": -12, \"backward_cross_covariance\": 5}, \"passed\": false}, {\"check\": \"astronomical fixture 3\", \"actual\": {\"position_variance\": 22.0, \"position_motion_covariance\": 6, \"acceleration_position_variance\": 0.0, \"motion_variance\": 2, \"scaled_motion_covariance\": 24, \"backward_cross_covariance\": -6}, \"expected\": {\"position_variance\": 22.0, \"position_motion_covariance\": 6, \"acceleration_position_variance\": 0.0, \"motion_variance\": 2, \"scaled_motion_covariance\": 24, \"backward_cross_covariance\": -6}, \"passed\": true}, {\"check\": \"astronomical fixture 4\", \"actual\": {\"position_variance\": 59.5, \"position_motion_covariance\": 5, \"acceleration_position_variance\": 40.5, \"motion_variance\": 20, \"scaled_motion_covariance\": 45, \"backward_cross_covariance\": -7}, \"expected\": {\"position_variance\": 56.5, \"position_motion_covariance\": 5, \"acceleration_position_variance\": 40.5, \"motion_variance\": 20, \"scaled_motion_covariance\": 45, \"backward_cross_covariance\": -7}, \"passed\": false}, {\"check\": \"astronomical fixture 5\", \"actual\": {\"position_variance\": 88.0, \"position_motion_covariance\": 1, \"acceleration_position_variance\": 81.0, \"motion_variance\": 36, \"scaled_motion_covariance\": 4, \"backward_cross_covariance\": 1}, \"expected\": {\"position_variance\": 91.0, \"position_motion_covariance\": 1, \"acceleration_position_variance\": 81.0, \"motion_variance\": 36, \"scaled_motion_covariance\": 4, \"backward_cross_covariance\": 1}, \"passed\": false}], \"passed\": false}\n"},"broken":{"elapsed_ms":44.391,"exit_code":1,"observations":[{"actual":{"acceleration_position_variance":40.5,"backward_cross_covariance":-5,"motion_variance":20,"position_motion_covariance":7,"position_variance":62.5,"scaled_motion_covariance":28},"check":"astronomical fixture 0","expected":{"acceleration_position_variance":40.5,"backward_cross_covariance":-5,"motion_variance":20,"position_motion_covariance":7,"position_variance":68.5,"scaled_motion_covariance":28},"passed":false},{"actual":{"acceleration_position_variance":0.0,"backward_cross_covariance":1,"motion_variance":2,"position_motion_covariance":1,"position_variance":4.0,"scaled_motion_covariance":4},"check":"astronomical fixture 1","expected":{"acceleration_position_variance":0.0,"backward_cross_covariance":1,"motion_variance":2,"position_motion_covariance":1,"position_variance":4.0,"scaled_motion_covariance":4},"passed":true},{"actual":{"acceleration_position_variance":8.0,"backward_cross_covariance":5,"motion_variance":10,"position_motion_covariance":-3,"position_variance":20.0,"scaled_motion_covariance":-12},"check":"astronomical fixture 2","expected":{"acceleration_position_variance":8.0,"backward_cross_covariance":5,"motion_variance":10,"position_motion_covariance":-3,"position_variance":16.0,"scaled_motion_covariance":-12},"passed":false},{"actual":{"acceleration_position_variance":0.0,"backward_cross_covariance":-6,"motion_variance":2,"position_motion_covariance":6,"position_variance":22.0,"scaled_motion_covariance":24},"check":"astronomical fixture 3","expected":{"acceleration_position_variance":0.0,"backward_cross_covariance":-6,"motion_variance":2,"position_motion_covariance":6,"position_variance":22.0,"scaled_motion_covariance":24},"passed":true},{"actual":{"acceleration_position_variance":40.5,"backward_cross_covariance":-7,"motion_variance":20,"position_motion_covariance":5,"position_variance":62.5,"scaled_motion_covariance":45},"check":"astronomical fixture 4","expected":{"acceleration_position_variance":40.5,"backward_cross_covariance":-7,"motion_variance":20,"position_motion_covariance":5,"position_variance":56.5,"scaled_motion_covariance":45},"passed":false},{"actual":{"acceleration_position_variance":81.0,"backward_cross_covariance":1,"motion_variance":36,"position_motion_covariance":1,"position_variance":85.0,"scaled_motion_covariance":4},"check":"astronomical fixture 5","expected":{"acceleration_position_variance":81.0,"backward_cross_covariance":1,"motion_variance":36,"position_motion_covariance":1,"position_variance":91.0,"scaled_motion_covariance":4},"passed":false}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"astronomical fixture 0\", \"actual\": {\"position_variance\": 62.5, \"position_motion_covariance\": 7, \"acceleration_position_variance\": 40.5, \"motion_variance\": 20, \"scaled_motion_covariance\": 28, \"backward_cross_covariance\": -5}, \"expected\": {\"position_variance\": 68.5, \"position_motion_covariance\": 7, \"acceleration_position_variance\": 40.5, \"motion_variance\": 20, \"scaled_motion_covariance\": 28, \"backward_cross_covariance\": -5}, \"passed\": false}, {\"check\": \"astronomical fixture 1\", \"actual\": {\"position_variance\": 4.0, \"position_motion_covariance\": 1, \"acceleration_position_variance\": 0.0, \"motion_variance\": 2, \"scaled_motion_covariance\": 4, \"backward_cross_covariance\": 1}, \"expected\": {\"position_variance\": 4.0, \"position_motion_covariance\": 1, \"acceleration_position_variance\": 0.0, \"motion_variance\": 2, \"scaled_motion_covariance\": 4, \"backward_cross_covariance\": 1}, \"passed\": true}, {\"check\": \"astronomical fixture 2\", \"actual\": {\"position_variance\": 20.0, \"position_motion_covariance\": -3, \"acceleration_position_variance\": 8.0, \"motion_variance\": 10, \"scaled_motion_covariance\": -12, \"backward_cross_covariance\": 5}, \"expected\": {\"position_variance\": 16.0, \"position_motion_covariance\": -3, \"acceleration_position_variance\": 8.0, \"motion_variance\": 10, \"scaled_motion_covariance\": -12, \"backward_cross_covariance\": 5}, \"passed\": false}, {\"check\": \"astronomical fixture 3\", \"actual\": {\"position_variance\": 22.0, \"position_motion_covariance\": 6, \"acceleration_position_variance\": 0.0, \"motion_variance\": 2, \"scaled_motion_covariance\": 24, \"backward_cross_covariance\": -6}, \"expected\": {\"position_variance\": 22.0, \"position_motion_covariance\": 6, \"acceleration_position_variance\": 0.0, \"motion_variance\": 2, \"scaled_motion_covariance\": 24, \"backward_cross_covariance\": -6}, \"passed\": true}, {\"check\": \"astronomical fixture 4\", \"actual\": {\"position_variance\": 62.5, \"position_motion_covariance\": 5, \"acceleration_position_variance\": 40.5, \"motion_variance\": 20, \"scaled_motion_covariance\": 45, \"backward_cross_covariance\": -7}, \"expected\": {\"position_variance\": 56.5, \"position_motion_covariance\": 5, \"acceleration_position_variance\": 40.5, \"motion_variance\": 20, \"scaled_motion_covariance\": 45, \"backward_cross_covariance\": -7}, \"passed\": false}, {\"check\": \"astronomical fixture 5\", \"actual\": {\"position_variance\": 85.0, \"position_motion_covariance\": 1, \"acceleration_position_variance\": 81.0, \"motion_variance\": 36, \"scaled_motion_covariance\": 4, \"backward_cross_covariance\": 1}, \"expected\": {\"position_variance\": 91.0, \"position_motion_covariance\": 1, \"acceleration_position_variance\": 81.0, \"motion_variance\": 36, \"scaled_motion_covariance\": 4, \"backward_cross_covariance\": 1}, \"passed\": false}], \"passed\": false}\n"},"fixed":{"elapsed_ms":42.512,"exit_code":0,"observations":[{"actual":{"acceleration_position_variance":40.5,"backward_cross_covariance":-5,"motion_variance":20,"position_motion_covariance":7,"position_variance":68.5,"scaled_motion_covariance":28},"check":"astronomical fixture 0","expected":{"acceleration_position_variance":40.5,"backward_cross_covariance":-5,"motion_variance":20,"position_motion_covariance":7,"position_variance":68.5,"scaled_motion_covariance":28},"passed":true},{"actual":{"acceleration_position_variance":0.0,"backward_cross_covariance":1,"motion_variance":2,"position_motion_covariance":1,"position_variance":4.0,"scaled_motion_covariance":4},"check":"astronomical fixture 1","expected":{"acceleration_position_variance":0.0,"backward_cross_covariance":1,"motion_variance":2,"position_motion_covariance":1,"position_variance":4.0,"scaled_motion_covariance":4},"passed":true},{"actual":{"acceleration_position_variance":8.0,"backward_cross_covariance":5,"motion_variance":10,"position_motion_covariance":-3,"position_variance":16.0,"scaled_motion_covariance":-12},"check":"astronomical fixture 2","expected":{"acceleration_position_variance":8.0,"backward_cross_covariance":5,"motion_variance":10,"position_motion_covariance":-3,"position_variance":16.0,"scaled_motion_covariance":-12},"passed":true},{"actual":{"acceleration_position_variance":0.0,"backward_cross_covariance":-6,"motion_variance":2,"position_motion_covariance":6,"position_variance":22.0,"scaled_motion_covariance":24},"check":"astronomical fixture 3","expected":{"acceleration_position_variance":0.0,"backward_cross_covariance":-6,"motion_variance":2,"position_motion_covariance":6,"position_variance":22.0,"scaled_motion_covariance":24},"passed":true},{"actual":{"acceleration_position_variance":40.5,"backward_cross_covariance":-7,"motion_variance":20,"position_motion_covariance":5,"position_variance":56.5,"scaled_motion_covariance":45},"check":"astronomical fixture 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\"position_motion_covariance\": 7, \"acceleration_position_variance\": 40.5, \"motion_variance\": 20, \"scaled_motion_covariance\": 28, \"backward_cross_covariance\": -5}, \"passed\": true}, {\"check\": \"astronomical fixture 1\", \"actual\": {\"position_variance\": 4.0, \"position_motion_covariance\": 1, \"acceleration_position_variance\": 0.0, \"motion_variance\": 2, \"scaled_motion_covariance\": 4, \"backward_cross_covariance\": 1}, \"expected\": {\"position_variance\": 4.0, \"position_motion_covariance\": 1, \"acceleration_position_variance\": 0.0, \"motion_variance\": 2, \"scaled_motion_covariance\": 4, \"backward_cross_covariance\": 1}, \"passed\": true}, {\"check\": \"astronomical fixture 2\", \"actual\": {\"position_variance\": 16.0, \"position_motion_covariance\": -3, \"acceleration_position_variance\": 8.0, \"motion_variance\": 10, \"scaled_motion_covariance\": -12, \"backward_cross_covariance\": 5}, \"expected\": {\"position_variance\": 16.0, \"position_motion_covariance\": 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\"acceleration_position_variance\": 40.5, \"motion_variance\": 20, \"scaled_motion_covariance\": 45, \"backward_cross_covariance\": -7}, \"passed\": true}, {\"check\": \"astronomical fixture 5\", \"actual\": {\"position_variance\": 91.0, \"position_motion_covariance\": 1, \"acceleration_position_variance\": 81.0, \"motion_variance\": 36, \"scaled_motion_covariance\": 4, \"backward_cross_covariance\": 1}, \"expected\": {\"position_variance\": 91.0, \"position_motion_covariance\": 1, \"acceleration_position_variance\": 81.0, \"motion_variance\": 36, \"scaled_motion_covariance\": 4, \"backward_cross_covariance\": 1}, \"passed\": true}], \"passed\": true}\n"}},"verified":true,"visibility":"public"}