[ hide orbit diagram ]
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 29 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2203700418689772 | 3.0977e-08 | |
| a | 3.137772576121822 | 2.3637e-08 | au |
| q | 2.446301502146528 | 1.0013e-07 | au |
| i | 9.244474511372731 | 5.3929e-06 | deg |
| node | 207.5699715996298 | 2.311e-05 | deg |
| peri | 84.2359040177498 | 2.6546e-05 | deg |
| M | 342.0892748579565 | 1.1862e-05 | deg |
| tp | 2459101.504631806188
(2020-Sep-09.00463181) | 6.7197e-05 | TDB |
| period | 2030.161657992993
5.56 | 2.294e-05
6.281e-08 | d
yr |
| n | .1773257802316561 | 2.0037e-09 | deg/d |
| Q | 3.829243650097117 | 2.8845e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.2 |
|
n/a |
MPO474530 |
|
| diameter |
diameter |
9.252 |
km |
0.169 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
| rotation period |
rot_per |
28.0902 |
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 |
0.068 |
|
0.013 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
|
| 65246 (2002 EH146) Discovered 2002-Mar-14 by NEAT at Palomar |
| Reference: 20030614/Numbers.arc | Last Updated: 2004-04-19 |
|
[ show close-approach data ]
|
