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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 18 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .04985258506818754 | 5.5731e-08 | |
| a | 3.059467301658412 | 4.5303e-08 | au |
| q | 2.906944947739147 | 1.6385e-07 | au |
| i | 8.435874081951145 | 6.747e-06 | deg |
| node | 173.4850690259209 | 3.5652e-05 | deg |
| peri | 153.3840417421976 | 7.2884e-05 | deg |
| M | 158.3514979905556 | 6.5847e-05 | deg |
| tp | 2458140.721014078792
(2018-Jan-22.22101408) | 0.00035314 | TDB |
| period | 1954.64166022664
5.35 | 4.3415e-05
1.189e-07 | d
yr |
| n | .1841769810422736 | 4.0908e-09 | deg/d |
| Q | 3.211989655577676 | 4.7561e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.4 |
|
n/a |
MPO470932 |
|
|
| 277097 (2005 EF273) Discovered 2005-Mar-03 by Spacewatch at Kitt Peak |
| Reference: 20110517/Numbers.arc | Last Updated: 2011-05-20 |
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