[ 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 16 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1085268913667192 | 3.6354e-08 | |
| a | 2.203922206128433 | 8.6646e-09 | au |
| q | 1.964737380283233 | 8.3447e-08 | au |
| i | 4.392312637629568 | 4.88e-06 | deg |
| node | 189.0352280509274 | 4.6569e-05 | deg |
| peri | 64.79309903723889 | 5.3264e-05 | deg |
| M | 29.97243417351478 | 2.318e-05 | deg |
| tp | 2459101.002462516621
(2020-Sep-08.50246252) | 7.7015e-05 | TDB |
| period | 1195.068551544878
3.27 | 7.0475e-06
1.93e-08 | d
yr |
| n | .3012379495173093 | 1.7765e-09 | deg/d |
| Q | 2.443107031973634 | 9.605e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.83 |
|
n/a |
E2021B55 |
|
|
| 120893 (1998 SN8) Discovered 1998-Sep-20 by Spacewatch at Kitt Peak |
| Reference: 20060314/Numbers.arc | Last Updated: 2006-03-23 |
|
|
