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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 24 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .161928547584837 | 3.3304e-08 | |
| a | 2.426230601468858 | 9.7393e-09 | au |
| q | 2.03335460406712 | 8.2474e-08 | au |
| i | 5.633289058181607 | 3.046e-06 | deg |
| node | 133.0488949840447 | 4.9931e-05 | deg |
| peri | 320.1406080758875 | 5.2218e-05 | deg |
| M | 176.342944544961 | 1.5911e-05 | deg |
| tp | 2458524.335869266579
(2019-Feb-09.83586927) | 5.9387e-05 | TDB |
| period | 1380.373270346342
3.78 | 8.3115e-06
2.276e-08 | d
yr |
| n | .2607990227959676 | 1.5703e-09 | deg/d |
| Q | 2.819106598870596 | 1.1316e-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 |
15.98 |
|
n/a |
E2021B55 |
|
| diameter |
diameter |
3.046 |
km |
0.874 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| rotation period |
rot_per |
14.9813 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] |
| geometric albedo |
albedo |
0.083 |
|
0.033 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 102476 (1999 TC246) Discovered 1999-Oct-08 by CSS at Catalina |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
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