[ 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.
[ revert to old Java-based viewer ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1992861660178858 | 5.0698e-08 | |
| a | 2.416861197360898 | 1.4438e-08 | au |
| q | 1.935214195541448 | 1.2795e-07 | au |
| i | 2.647043756585695 | 5.8819e-06 | deg |
| node | 30.64994975702148 | 0.00010303 | deg |
| peri | 223.5336994728526 | 0.00010432 | deg |
| M | 294.3562246744322 | 2.0777e-05 | deg |
| tp | 2459250.745940030752
(2021-Feb-05.24594003) | 8.0784e-05 | TDB |
| period | 1372.385088521587
3.76 | 1.2298e-05
3.367e-08 | d
yr |
| n | .2623170442545488 | 2.3506e-09 | deg/d |
| Q | 2.898508199180348 | 1.7316e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.4 |
|
n/a |
MPO493386 |
|
|
| 74058 (1998 KQ18) Discovered 1998-May-22 by LINEAR at Socorro |
| Reference: 20040415/Numbers.arc | Last Updated: 2004-04-19 |
|
[ show close-approach data ]
|
