[ 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 27 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1995692661921432 | 4.2598e-08 | |
| a | 2.798779452052802 | 1.3212e-08 | au |
| q | 2.240229090572976 | 1.1899e-07 | au |
| i | 3.476073438722501 | 5.1122e-06 | deg |
| node | 53.97076891407819 | 7.3748e-05 | deg |
| peri | 19.39960795568247 | 7.5229e-05 | deg |
| M | 148.4229987792158 | 1.2922e-05 | deg |
| tp | 2458495.400927817265
(2019-Jan-11.90092782) | 6.0589e-05 | TDB |
| period | 1710.217877778995
4.68 | 1.211e-05
3.316e-08 | d
yr |
| n | .2104994952266085 | 1.4905e-09 | deg/d |
| Q | 3.357329813532627 | 1.5848e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.2 |
|
n/a |
MPO337941 |
|
| diameter |
diameter |
2.338 |
km |
0.398 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.295 |
|
0.066 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 91595 (1999 TZ9) Discovered 1999-Oct-09 by Comba, P. G. at Prescott |
| Reference: 20041028/Numbers.arc | Last Updated: 2004-10-29 |
|
[ show close-approach data ]
|
