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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 21 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1063600880262995 | 4.1372e-08 | |
| a | 3.001392282508955 | 2.3541e-08 | au |
| q | 2.682163935139846 | 1.1861e-07 | au |
| i | 12.88990220913037 | 5.0492e-06 | deg |
| node | 81.81713890841513 | 2.5185e-05 | deg |
| peri | 191.4058013489162 | 3.8859e-05 | deg |
| M | 142.028850592584 | 3.0092e-05 | deg |
| tp | 2458251.198433106519
(2018-May-12.69843311) | 0.00015834 | TDB |
| period | 1899.251898161445
5.20 | 2.2345e-05
6.118e-08 | d
yr |
| n | .1895483165495293 | 2.23e-09 | deg/d |
| Q | 3.320620629878063 | 2.6045e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
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Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.5 |
|
n/a |
MPO449491 |
|
| diameter |
diameter |
4.830 |
km |
1.346 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.144 |
|
0.106 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 78021 (2002 JY64) Discovered 2002-May-09 by LINEAR at Socorro |
| Reference: 20040415/Numbers.arc | Last Updated: 2004-04-19 |
|
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