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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 19 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09502302555577251 | 6.5462e-08 | |
| a | 2.974217622546949 | 2.8091e-08 | au |
| q | 2.691598465391242 | 1.9137e-07 | au |
| i | 13.63892214801515 | 5.7385e-06 | deg |
| node | 25.69494195979468 | 2.0014e-05 | deg |
| peri | 358.7728653632698 | 3.3496e-05 | deg |
| M | 103.5059855583019 | 2.5685e-05 | deg |
| tp | 2458461.832833298495
(2018-Dec-09.33283330) | 0.00013248 | TDB |
| period | 1873.51657941861
5.13 | 2.6542e-05
7.267e-08 | d
yr |
| n | .1921520225413298 | 2.7222e-09 | deg/d |
| Q | 3.256836779702657 | 3.076e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.0 |
|
n/a |
MPO454847 |
|
| diameter |
diameter |
3.506 |
km |
0.711 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.057 |
|
0.019 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 249248 (2008 RC77) Discovered 2008-Sep-06 by Mt. Lemmon Survey at Mount Lemmon |
| Reference: 20100824/Numbers.arc | Last Updated: 2010-08-27 |
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