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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 17 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .07901658659506694 | 4.7031e-08 | |
| a | 3.147213124682738 | 3.4673e-08 | au |
| q | 2.898531086283113 | 1.639e-07 | au |
| i | 12.09411414192521 | 6.0231e-06 | deg |
| node | 215.1048861206569 | 2.0784e-05 | deg |
| peri | 112.9611976593823 | 4.3624e-05 | deg |
| M | 293.148939930319 | 3.9571e-05 | deg |
| tp | 2459579.198386710170
(2021-Dec-30.69838671) | 0.00022649 | TDB |
| period | 2039.330701316609
5.58 | 3.3701e-05
9.227e-08 | d
yr |
| n | .1765285050470632 | 2.9173e-09 | deg/d |
| Q | 3.395895163082363 | 3.7413e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.98 |
|
n/a |
E2021B55 |
|
| diameter |
diameter |
4.870 |
km |
0.127 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.108 |
|
0.018 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 215979 (2005 RD11) Discovered 2005-Sep-10 by LONEOS at Anderson Mesa |
| Reference: 20090607/Numbers.arc | Last Updated: 2009-06-08 |
|
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