[ hide orbit diagram ]
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 11 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1205066713844525 | 9.1329e-08 | |
| a | 5.249955685124863 | 2.2034e-07 | au |
| q | 4.617301000594583 | 6.389e-07 | au |
| i | 19.19991028601654 | 1.0871e-05 | deg |
| node | 323.8753881465287 | 1.7811e-05 | deg |
| peri | 78.42416864472793 | 4.7123e-05 | deg |
| M | 323.3473942922208 | 4.377e-05 | deg |
| tp | 2459647.836398948592
(2022-Mar-09.33639895) | 0.00054265 | TDB |
| period | 4393.71500365971
12.03 | 0.00027661
7.573e-07 | d
yr |
| n | .0819352187613764 | 5.1583e-09 | deg/d |
| Q | 5.882610369655144 | 2.4689e-07 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
13.56 |
|
n/a |
E2021B25 |
|
|
| 359974 (2012 HS2) Discovered 2011-Dec-28 by Mt. Lemmon Survey at Mount Lemmon |
| Reference: 20130327/Numbers.arc | Last Updated: 2013-03-29 |
|
|
