| (2012 XB112) |
| Classification: Apollo [NEO] SPK-ID: 3620672 |
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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1446889040440974 | 2.5178e-06 | |
| a | 1.028847801293497 | 1.0702e-06 | au |
| q | .8799849404961616 | 3.4132e-06 | au |
| i | 1.321852189735124 | 9.5625e-05 | deg |
| node | 76.87121926389418 | 0.00036654 | deg |
| peri | 88.83798906250752 | 0.001054 | deg |
| M | 179.7870645385542 | 0.0026928 | deg |
| tp | 2459010.137645224680
(2020-Jun-09.63764522) | 0.0025556 | TDB |
| period | 381.1756307107366
1.04 | 0.00059473
1.628e-06 | d
yr |
| n | .9444465254212271 | 1.4736e-06 | deg/d |
| Q | 1.177710662090832 | 1.225e-06 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
29.9 |
|
n/a |
MPO247345 |
|
| diameter |
diameter |
0.0025 |
km |
0.0005 |
n/a |
Based on Goldstone echo band-width of 3-4 Hz and light-curve rotational period of 2.6 minutes from light-curves. |
| rotation period |
rot_per |
0.043333 |
h |
n/a |
n/a |
2.6 minute rotation period from lightcurves by Bill Ryan |
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