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Asteroid General Data
General information
| Preliminary designation | 2012 HG2
| | Group | Apollo
| | Absolute magnitude | 26.97
| | Approximate diameter (m) | 11
| | Approximate mass (kg) | 2.26·106
| | Number of observations | 205
| | Arc length (days) | 39
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Approaches
Date | Object | r, AU | r, km
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| 02/13/2047 01:55:12 AM | Earth | 0.000592 | 88 563
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Details...
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Orbit initial data
| Date of initial data | 03/31/2024
| | M – mean anomaly (degrees) | 104.920498
| | a – orbit major semiaxis (astronomical units) | 1.18894774
| | e – orbit eccentricity | 0.18189874
| | ω – orbit ascending node-perihelion angle (degrees) | 25.027423
| | Ω – longitude of orbit ascending node (degrees) | 144.777244
| | i – orbit inclination to the ecliptic plane (degrees) | 0.114263
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Details...
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Orbital evolution
Date | M | a | e | ω | Ω | i | q | P
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| 01/13/1829 | 289.642961 | 1.16983966 | 0.17288075 | 321.222789 | 204.769801 | 0.490212 | 0.96759690 | 1.265290
| | 01/21/1858 | 260.992018 | 1.17069723 | 0.17324673 | 322.685753 | 203.630458 | 0.499220 | 0.96787777 | 1.266682
| | 01/29/1887 | 225.926557 | 1.17052443 | 0.17311476 | 323.600645 | 203.007151 | 0.502441 | 0.96788938 | 1.266401
| | 02/07/1916 | 197.694362 | 1.17018010 | 0.17291772 | 324.829762 | 201.956763 | 0.511213 | 0.96783523 | 1.265843
| | 02/14/1945 | 159.994487 | 1.17103986 | 0.17324568 | 325.600170 | 201.480138 | 0.513595 | 0.96816227 | 1.267238
| | 02/22/1974 | 137.193013 | 1.16933857 | 0.17244139 | 327.113211 | 200.238081 | 0.524985 | 0.96769620 | 1.264477
| | 03/02/2003 | 261.094036 | 1.15375001 | 0.16588661 | 325.455186 | 197.368070 | 0.516797 | 0.96235834 | 1.239276
| | 03/09/2032 | 152.250963 | 1.18787364 | 0.18133117 | 24.896402 | 144.951281 | 0.114954 | 0.97247513 | 1.294661
| | 03/17/2061 | 43.951773 | 1.04029991 | 0.10834955 | 70.062573 | 144.217571 | 0.140158 | 0.92758388 | 1.061056
| | 03/25/2090 | 226.823458 | 1.02656409 | 0.10685096 | 69.599967 | 140.669374 | 0.163688 | 0.91687473 | 1.040111
| | 04/03/2119 | 252.500049 | 1.01594370 | 0.10746624 | 66.569173 | 136.260182 | 0.205256 | 0.90676405 | 1.024012
| | 04/10/2148 | 18.533689 | 1.01541425 | 0.10704706 | 66.280771 | 136.657005 | 0.207486 | 0.90671714 | 1.023212
| | 04/18/2177 | 176.721622 | 1.01355256 | 0.10854826 | 62.732417 | 135.068685 | 0.221111 | 0.90353320 | 1.020399
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Detailed table...
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Graphs...
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3D animation...
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Calculation on the date...
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