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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 26 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1995599506459303 | 4.2572e-08 | |
| a | 2.799107917443028 | 1.327e-08 | au |
| q | 2.240518079585464 | 1.1892e-07 | au |
| i | 3.475912970952337 | 5.1149e-06 | deg |
| node | 53.97182532745293 | 7.3878e-05 | deg |
| peri | 19.44383631142042 | 7.5356e-05 | deg |
| M | 106.2676974921613 | 1.2883e-05 | deg |
| tp | 2458495.575247908948
(2019-Jan-12.07524791) | 6.0699e-05 | TDB |
| period | 1710.518953948231
4.68 | 1.2164e-05
3.33e-08 | d
yr |
| n | .2104624442594136 | 1.4966e-09 | deg/d |
| Q | 3.357697755300591 | 1.5918e-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 |
|
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|
