| (2019 XH2) |
| Classification: Apollo [NEO] SPK-ID: 3907553 |
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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.
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1509905903022125 | 0.00016114 | |
| a | 1.004589203120808 | 3.4348e-05 | au |
| q | .8529056863303682 | 0.00013275 | au |
| i | 3.780842712385382 | 0.0038772 | deg |
| node | 76.20682812469363 | 3.8972e-05 | deg |
| peri | 260.7683669027668 | 0.0035308 | deg |
| M | 252.3047455403492 | 0.02397 | deg |
| tp | 2459110.520914930440
(2020-Sep-18.02091493) | 0.03013 | TDB |
| period | 367.7741379941458
1.01 | 0.018862
5.164e-05 | d
yr |
| n | .9788616512391376 | 5.0203e-05 | deg/d |
| Q | 1.156272719911248 | 3.9535e-05 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
28.9 |
|
.43546 |
E2019-XC4 |
autocmod 2.8 |
|
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