[ 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 17 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2484997045141379 | 5.2211e-08 | |
| a | 3.194093127548201 | 3.4533e-08 | au |
| q | 2.400361929161835 | 1.757e-07 | au |
| i | 26.83811921305768 | 8.233e-06 | deg |
| node | 63.26778596889403 | 1.054e-05 | deg |
| peri | 288.6244641111035 | 1.8577e-05 | deg |
| M | 15.78876941699526 | 1.3602e-05 | deg |
| tp | 2459109.053819672206
(2020-Sep-16.55381967) | 7.8917e-05 | TDB |
| period | 2085.065912899435
5.71 | 3.3814e-05
9.258e-08 | d
yr |
| n | .1726564123334566 | 2.8e-09 | deg/d |
| Q | 3.987824325934568 | 4.3115e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.52 |
|
n/a |
E2021B55 |
|
| diameter |
diameter |
7.977 |
km |
0.055 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.070 |
|
0.008 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 226083 (2002 LW21) Discovered 2002-Jun-08 by LINEAR at Socorro |
| Reference: 20091202/Numbers.arc | Last Updated: 2009-12-04 |
|
[ show close-approach data ]
|
