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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 28 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1854051290144602 | 3.246e-08 | |
| a | 2.636542821722381 | 1.6276e-08 | au |
| q | 2.147714259708794 | 8.0439e-08 | au |
| i | 13.90193374532298 | 4.2398e-06 | deg |
| node | 107.2165890321314 | 1.4326e-05 | deg |
| peri | 273.0127754718027 | 2.03e-05 | deg |
| M | 37.32350492840135 | 1.1742e-05 | deg |
| tp | 2459038.382241526997
(2020-Jul-07.88224153) | 5.1383e-05 | TDB |
| period | 1563.690043639766
4.28 | 1.4479e-05
3.964e-08 | d
yr |
| n | .2302246544731053 | 2.1318e-09 | deg/d |
| Q | 3.125371383735968 | 1.9294e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
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Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.8 |
|
n/a |
MPO436483 |
|
| diameter |
diameter |
3.285 |
km |
0.663 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
| geometric albedo |
albedo |
0.198 |
|
0.072 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 102998 (1999 XJ94) Discovered 1999-Dec-07 by LINEAR at Socorro |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
|
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