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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 27 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09066815290061536 | 3.4713e-08 | |
| a | 2.451547182234509 | 1.0485e-08 | au |
| q | 2.229269927472597 | 8.3066e-08 | au |
| i | 11.17300958930004 | 3.875e-06 | deg |
| node | 281.6998312572618 | 2.367e-05 | deg |
| peri | 198.5366574394624 | 3.6943e-05 | deg |
| M | 93.50537306860626 | 2.8986e-05 | deg |
| tp | 2458636.339465775572
(2019-Jun-01.83946578) | 0.00011213 | TDB |
| period | 1402.034856591671
3.84 | 8.9943e-06
2.463e-08 | d
yr |
| n | .2567696504173623 | 1.6472e-09 | deg/d |
| Q | 2.673824436996419 | 1.1435e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
13.92 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
7.010 |
km |
0.145 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.207 |
|
0.028 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 26428 (1999 XR169) Discovered 1999-Dec-10 by LINEAR at Socorro |
| Reference: 20010705/Numbers.arc | Last Updated: 2004-04-19 |
|
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