| (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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1446615055262604 | 2.516e-06 | |
| a | 1.028872314960127 | 1.0697e-06 | au |
| q | .8800340968837063 | 3.411e-06 | au |
| i | 1.321876786608176 | 9.5628e-05 | deg |
| node | 76.8715915448122 | 0.00036669 | deg |
| peri | 88.82472915387054 | 0.0010541 | deg |
| M | 350.9179425558536 | 0.0023998 | deg |
| tp | 2459010.116618611803
(2020-Jun-09.61661861) | 0.002556 | TDB |
| period | 381.1892538160956
1.04 | 0.0005945
1.628e-06 | d
yr |
| n | .9444127723854504 | 1.4729e-06 | deg/d |
| Q | 1.177710533036548 | 1.2245e-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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