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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.
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .08548004814926639 | 4.3788e-08 | |
| a | 2.532070271369017 | 1.1304e-08 | au |
| q | 2.315628782655068 | 1.1152e-07 | au |
| i | 8.97235653606015 | 4.3419e-06 | deg |
| node | 284.7609443976632 | 2.5558e-05 | deg |
| peri | 198.0140201106907 | 3.7264e-05 | deg |
| M | 192.6943699262704 | 2.9931e-05 | deg |
| tp | 2459684.443321840412
(2022-Apr-14.94332184) | 0.0001254 | TDB |
| period | 1471.675494447152
4.03 | 9.8551e-06
2.698e-08 | d
yr |
| n | .2446191442055893 | 1.6381e-09 | deg/d |
| Q | 2.748511760082966 | 1.227e-08 | 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 |
14.3 |
|
n/a |
MPO439207 |
|
| diameter |
diameter |
4.066 |
km |
0.122 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.186 |
|
0.027 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 16460 (1989 YF1) Discovered 1989-Dec-30 by McNaught, R. H. at Siding Spring |
| Reference: 20000913/Numbers.arc | Last Updated: 2004-04-19 |
|
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|
