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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 20 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1613416013352871 | 8.0199e-08 | |
| a | 2.300692657650752 | 6.7717e-09 | au |
| q | 1.929495220085042 | 1.8342e-07 | au |
| i | 7.171627534237253 | 7.4724e-06 | deg |
| node | 205.395953735815 | 2.368e-05 | deg |
| peri | 157.0370281380135 | 2.7586e-05 | deg |
| M | 81.21440959581142 | 1.332e-05 | deg |
| tp | 2458712.947645940195
(2019-Aug-17.44764594) | 4.694e-05 | TDB |
| period | 1274.636458932884
3.49 | 5.6275e-06
1.541e-08 | d
yr |
| n | .2824334715024465 | 1.2469e-09 | deg/d |
| Q | 2.671890095216462 | 7.8642e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.0 |
|
n/a |
MPO502725 |
|
|
| 101155 (1998 RM74) Discovered 1998-Sep-14 by LINEAR at Socorro |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
|
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