[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .245294585999845 | 4.3964e-08 | |
| a | 2.743628463012575 | 1.8068e-08 | au |
| q | 2.070631255040514 | 1.1901e-07 | au |
| i | 12.07245257214333 | 5.5397e-06 | deg |
| node | 35.18076321059159 | 2.4092e-05 | deg |
| peri | 91.2036577475358 | 2.7001e-05 | deg |
| M | 204.535088947737 | 1.4635e-05 | deg |
| tp | 2459917.330141405603
(2022-Dec-03.83014141) | 7.1993e-05 | TDB |
| period | 1659.917013809404
4.54 | 1.6397e-05
4.489e-08 | d
yr |
| n | .2168783119909247 | 2.1423e-09 | deg/d |
| Q | 3.416625670984635 | 2.25e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.22 |
|
n/a |
E2021B55 |
|
| diameter |
diameter |
3.011 |
km |
0.424 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| rotation period |
rot_per |
4.921 |
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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] |
| geometric albedo |
albedo |
0.195 |
|
0.043 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 103515 (2000 BR4) Discovered 2000-Jan-21 by LINEAR at Socorro |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
|
[ show close-approach data ]
|
