| (2021 CH8) |
| Classification: Apollo [NEO] SPK-ID: 54117606 |
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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 6 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2798810024661657 | 0.00046677 | |
| a | 1.178568377085962 | 0.00053476 | au |
| q | .8487094782322212 | 0.00016503 | au |
| i | 12.21120975912917 | 0.017958 | deg |
| node | 149.8882883283783 | 0.0022948 | deg |
| peri | 75.76647412225783 | 0.0049674 | deg |
| M | 263.2230460388294 | 0.083106 | deg |
| tp | 2459326.131935573830
(2021-Apr-21.63193557) | 0.022378 | TDB |
| period | 467.337469876611
1.28 | 0.31807
0.0008708 | d
yr |
| n | .7703212843067113 | 0.00052429 | deg/d |
| Q | 1.508427275939703 | 0.00068443 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
24.86 |
|
.37627 |
E2021D74 |
autocmod 2.8 |
|
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|
