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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1831878848085519 | 4.5122e-08 | |
| a | 2.360986749138161 | 6.8985e-09 | au |
| q | 1.928482580502522 | 1.0682e-07 | au |
| i | 3.726949252272044 | 3.2425e-06 | deg |
| node | 300.9361520388999 | 6.981e-05 | deg |
| peri | 53.34042625621439 | 7.0359e-05 | deg |
| M | 36.24412840179291 | 9.0413e-06 | deg |
| tp | 2459067.094445947738
(2020-Aug-05.59444595) | 3.3315e-05 | TDB |
| period | 1325.069785826013
3.63 | 5.8075e-06
1.59e-08 | d
yr |
| n | .2716838040160924 | 1.1907e-09 | deg/d |
| Q | 2.7934909177738 | 8.1622e-09 | 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 |
15.77 |
|
n/a |
E2021B10 |
|
|
| 48949 (1998 QR16) Discovered 1998-Aug-17 by LINEAR at Socorro |
| Reference: 20021120/Numbers.arc | Last Updated: 2004-04-19 |
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