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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 20 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09222460854080329 | 4.8608e-08 | |
| a | 2.608216557756842 | 2.0491e-08 | au |
| q | 2.367674806728076 | 1.2921e-07 | au |
| i | 14.47234513681999 | 6.0251e-06 | deg |
| node | 137.9976612359956 | 2.2452e-05 | deg |
| peri | 163.7590970103799 | 4.0961e-05 | deg |
| M | 182.8469231628085 | 3.4933e-05 | deg |
| tp | 2459757.611943372413
(2022-Jun-27.11194337) | 0.00014974 | TDB |
| period | 1538.55809043926
4.21 | 1.8131e-05
4.964e-08 | d
yr |
| n | .2339853153657784 | 2.7574e-09 | deg/d |
| Q | 2.848758308785608 | 2.2381e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.6 |
|
n/a |
MPO264276 |
|
| diameter |
diameter |
2.729 |
km |
0.469 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| rotation period |
rot_per |
17.2279 |
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 |
0.164 |
|
0.055 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 146373 (2001 QM3) Discovered 2001-Aug-16 by LINEAR at Socorro |
| Reference: 20070106/Numbers.arc | Last Updated: 2007-01-09 |
|
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