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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 | .1394751827241753 | 3.072e-08 | |
| a | 2.442124133133223 | 9.9871e-09 | au |
| q | 2.101508423429349 | 7.3851e-08 | au |
| i | 7.078185439862006 | 3.205e-06 | deg |
| node | 123.4666256272561 | 4.0691e-05 | deg |
| peri | 191.0735214346944 | 4.4372e-05 | deg |
| M | 24.76065618526947 | 1.8644e-05 | deg |
| tp | 2458904.624050291600
(2020-Feb-25.12405029) | 7.2131e-05 | TDB |
| period | 1393.959095298849
3.82 | 8.5509e-06
2.341e-08 | d
yr |
| n | .2582572194651235 | 1.5842e-09 | deg/d |
| Q | 2.782739842837098 | 1.138e-08 | 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 |
15.3 |
|
n/a |
MPO436178 |
|
|
| 56516 (2000 HE20) Discovered 2000-Apr-27 by Spacewatch at Kitt Peak |
| Reference: 20030318/Numbers.arc | Last Updated: 2004-04-19 |
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