[ 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 40 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .04838782244339435 | 1.5483e-08 | |
| a | 2.749476894022136 | 1.0245e-08 | au |
| q | 2.616435694261977 | 4.6191e-08 | au |
| i | 3.550496877586056 | 1.0482e-06 | deg |
| node | 321.4609531451648 | 1.3463e-05 | deg |
| peri | 146.5475286004909 | 3.0477e-05 | deg |
| M | 246.0354829828037 | 2.5158e-05 | deg |
| tp | 2459727.657866781562
(2022-May-28.15786678) | 0.00011723 | TDB |
| period | 1665.227362063285
4.56 | 9.307e-06
2.548e-08 | d
yr |
| n | .2161866951032712 | 1.2083e-09 | deg/d |
| Q | 2.882518093782295 | 1.074e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
12.26 |
|
n/a |
E2020-QM5 |
|
| diameter |
diameter |
24.695 |
km |
0.162 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| geometric albedo |
albedo |
0.038 |
|
0.005 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| SMASSII spectral type |
spec_B |
C |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) |
|
| 4292 Aoba (1989 VO) Discovered 1989-Nov-04 by Koishikawa, M. at Ayashi |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
[ show close-approach data ]
Alternate Designations
| 1989 VO = 1938 QE = 1955 KK = 1957 WH2 = 1959 ES = 1979 QW2 = 1986 AB1 = 1988 PX3 |
|
|
