[ 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 27 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1676816214218433 | 5.3696e-08 | |
| a | 2.167783394551706 | 8.5621e-09 | au |
| q | 1.804285960061929 | 1.1583e-07 | au |
| i | 2.279765136390233 | 5.1849e-06 | deg |
| node | 340.6329961557493 | 8.8212e-05 | deg |
| peri | 340.1874705597016 | 8.8821e-05 | deg |
| M | 247.3630649931814 | 1.1975e-05 | deg |
| tp | 2459565.254432538639
(2021-Dec-16.75443254) | 3.9854e-05 | TDB |
| period | 1165.795178162127
3.19 | 6.9068e-06
1.891e-08 | d
yr |
| n | .3088021006979452 | 1.8295e-09 | deg/d |
| Q | 2.531280829041484 | 9.9978e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.97 |
|
n/a |
E2021B55 |
|
|
| 101977 (1999 RA52) Discovered 1999-Sep-07 by LINEAR at Socorro |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
|
[ show close-approach data ]
|
