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Asteroid General Data
General information
| Preliminary designation | 2014 HB177
| | Group | Apollo
| | Absolute magnitude | 28.25
| | Approximate diameter (m) | 6
| | Approximate mass (kg) | 3.85·105
| | Number of observations | 36
| | Arc length (days) | 6
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Approaches
Date | Object | r, AU | r, km
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| 05/04/1877 07:12:00 PM | Moon | 0.002439 | 364 922
| | 05/06/1929 00:00:00 AM | Earth | 0.002042 | 305 489
| | 05/06/1929 02:24:00 PM | Moon | 0.000917 | 137 110
| | 05/07/1974 04:48:00 AM | Earth | 0.004044 | 604 997
| | 05/06/2014 07:12:00 AM | Earth | 0.003339 | 499 485
| | 05/05/2034 04:48:00 PM | Moon | 0.000159 | 23 742
| | 05/06/2034 07:12:00 AM | Earth | 0.001376 | 205 779
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Details...
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Orbit initial data
| Date of initial data | 06/27/2015
| | M – mean anomaly (degrees) | 297.793682
| | a – orbit major semiaxis (astronomical units) | 1.114723
| | e – orbit eccentricity | 0.194780
| | ω – orbit ascending node-perihelion angle (degrees) | 251.592596
| | Ω – longitude of orbit ascending node (degrees) | 45.337037
| | i – orbit inclination to the ecliptic plane (degrees) | 3.465942
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Details...
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Orbital evolution
Date | M | a | e | ω | Ω | i | q | P
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| 01/05/1800 | 57.718608 | 1.17349831 | 0.21550033 | 49.226767 | 236.989982 | 2.867048 | 0.92060904 | 464.256385
| | 01/13/1829 | 357.508739 | 1.17353386 | 0.21544807 | 48.892579 | 237.063877 | 2.863327 | 0.92069826 | 464.277480
| | 01/21/1858 | 279.614304 | 1.17601717 | 0.21635889 | 48.585173 | 236.720151 | 2.857766 | 0.92157540 | 465.751943
| | 01/29/1887 | 255.183163 | 1.15227418 | 0.20768024 | 47.751288 | 241.925385 | 3.060376 | 0.91296960 | 451.718548
| | 02/07/1916 | 60.474390 | 1.15190484 | 0.20714275 | 47.502801 | 242.245619 | 3.059171 | 0.91329611 | 451.501383
| | 02/14/1945 | 66.788547 | 1.11950887 | 0.19597854 | 46.725696 | 249.279343 | 3.491101 | 0.90010916 | 432.589017
| | 02/22/1974 | 248.488410 | 1.12000795 | 0.19600289 | 46.266016 | 249.867156 | 3.506593 | 0.90048315 | 432.878322
| | 03/02/2003 | 233.645151 | 1.13665609 | 0.20095187 | 45.536316 | 246.517773 | 3.482108 | 0.90824292 | 442.565756
| | 03/09/2032 | 8.228288 | 1.11434152 | 0.19473097 | 45.090878 | 251.674546 | 3.473590 | 0.89734471 | 429.597405
| | 03/17/2061 | 334.947860 | 1.07490859 | 0.18825745 | 44.654152 | 262.027989 | 3.076845 | 0.87254904 | 406.997255
| | 03/25/2090 | 340.114293 | 1.07564162 | 0.18825730 | 44.376982 | 262.363075 | 3.079451 | 0.87314423 | 407.413652
| | 04/03/2119 | 347.562737 | 1.07531441 | 0.18818742 | 44.134211 | 262.619946 | 3.079034 | 0.87295376 | 407.227763
| | 04/10/2148 | 353.929085 | 1.07553309 | 0.18823330 | 43.877953 | 262.937525 | 3.078771 | 0.87308195 | 407.351992
| | 04/18/2177 | 0.395819 | 1.07547939 | 0.18823616 | 43.629199 | 263.223716 | 3.078409 | 0.87303528 | 407.321485
| | 04/27/2206 | 7.728892 | 1.07537971 | 0.18824815 | 43.379824 | 263.488377 | 3.077524 | 0.87294147 | 407.264858
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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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