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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09772936033890502 | 1.5098e-08 | |
| a | 2.567987386935373 | 8.8981e-09 | au |
| q | 2.317019622251803 | 4.1909e-08 | au |
| i | 13.36204509249386 | 9.3896e-07 | deg |
| node | 161.440150344758 | 5.4802e-06 | deg |
| peri | 345.3447349166108 | 1.0041e-05 | deg |
| M | 287.6729646325 | 1.1536e-05 | deg |
| tp | 2459502.485381114999
(2021-Oct-14.98538112) | 4.8538e-05 | TDB |
| period | 1503.099589925267
4.12 | 7.8124e-06
2.139e-08 | d
yr |
| n | .2395050882941822 | 1.2448e-09 | deg/d |
| Q | 2.818955151618943 | 9.7677e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
13.70 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
4.347 |
km |
0.149 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.408 |
|
0.057 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 11930 Osamu | Discovered 1993 Feb. 15 by T. Hioki and S. Hayakawa at Okutama. |
| Oshima Osamu (b. 1959) is a leading amateur astronomer and science teacher in Gunma prefecture and volunteer science instructor in great favor with children. His interests in astronomy are wide, currently CCD imaging of planetary nebulae. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20010705/MPCPages.arc | Last Updated: 2009-05-11 |
|
Alternate Designations
| 1993 CJ1 = 1989 CM6 = 1991 VB17 |
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