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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 17 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09204910576104858 | 5.096e-08 | |
| a | 3.112642209673711 | 2.7413e-08 | au |
| q | 2.826126277719152 | 1.6307e-07 | au |
| i | 9.38682639256548 | 6.0292e-06 | deg |
| node | 343.6394637167318 | 2.8872e-05 | deg |
| peri | 29.00592796616395 | 4.1202e-05 | deg |
| M | 268.8666259058986 | 3.1558e-05 | deg |
| tp | 2459508.270165143264
(2021-Oct-20.77016514) | 0.0001794 | TDB |
| period | 2005.821262173662
5.49 | 2.6497e-05
7.254e-08 | d
yr |
| n | .1794776068979727 | 2.3709e-09 | deg/d |
| Q | 3.39915814162827 | 2.9936e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.8 |
|
n/a |
MPO436477 |
|
| diameter |
diameter |
3.414 |
km |
0.528 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.219 |
|
0.118 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 101946 (1999 RR26) Discovered 1999-Sep-07 by LINEAR at Socorro |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
|
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