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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .05716637165449832 | 7.6639e-08 | |
| a | 2.965922390320092 | 2.9209e-08 | au |
| q | 2.796371368656656 | 2.2789e-07 | au |
| i | 9.815864818242833 | 5.0366e-06 | deg |
| node | 271.6315855124947 | 6.7181e-05 | deg |
| peri | 13.89919306032383 | 0.00014596 | deg |
| M | 43.07794528468807 | 0.00012783 | deg |
| tp | 2458777.250456091775
(2019-Oct-20.75045609) | 0.00066395 | TDB |
| period | 1865.684058880317
5.11 | 2.7561e-05
7.546e-08 | d
yr |
| n | .1929587157517187 | 2.8505e-09 | deg/d |
| Q | 3.135473411983529 | 3.0879e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.9 |
|
n/a |
MPO351440 |
|
| diameter |
diameter |
3.467 |
km |
0.564 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.212 |
|
0.042 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 85429 (1997 AJ18) Discovered 1997-Jan-15 by Klet at Klet |
| Reference: 20040830/Numbers.arc | Last Updated: 2004-09-06 |
|
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