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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 29 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2003193559696125 | 3.5747e-08 | |
| a | 2.588869808545899 | 1.1074e-08 | au |
| q | 2.070269075808811 | 9.5268e-08 | au |
| i | 12.75503944202212 | 4.3858e-06 | deg |
| node | 112.8577139473667 | 1.801e-05 | deg |
| peri | 259.4208298129109 | 2.2355e-05 | deg |
| M | 263.0221448209508 | 1.6184e-05 | deg |
| tp | 2459410.358378028633
(2021-Jul-14.85837803) | 6.9752e-05 | TDB |
| period | 1521.471224723313
4.17 | 9.7618e-06
2.673e-08 | d
yr |
| n | .2366130848550671 | 1.5181e-09 | deg/d |
| Q | 3.107470541282987 | 1.3292e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
12.35 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
9.195 |
km |
0.156 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| rotation period |
rot_per |
2.729 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Behrend, R. (2019) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] |
| geometric albedo |
albedo |
0.275 |
|
0.079 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 5122 Mucha (1989 AZ1) Discovered 1989-Jan-03 by Mrkos, A. at Klet |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
Alternate Designations
| 1989 AZ1 = 1979 UH3 = 1983 NV = 1985 BE |
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