[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .4173400622097953 | 3.0992e-08 | |
| a | 2.755141918248293 | 8.9814e-09 | au |
| q | 1.605310818689736 | 8.4567e-08 | au |
| i | 29.31991801280414 | 4.4656e-06 | deg |
| node | 186.1023108274704 | 7.4987e-06 | deg |
| peri | 255.4567054930171 | 8.9035e-06 | deg |
| M | 37.10049274795495 | 3.3155e-06 | deg |
| tp | 2458828.356128718731
(2019-Dec-10.85612872) | 1.5471e-05 | TDB |
| period | 1670.376565677092
4.57 | 8.1678e-06
2.236e-08 | d
yr |
| n | .2155202649494025 | 1.0539e-09 | deg/d |
| Q | 3.904973017806851 | 1.273e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
12.7 |
|
n/a |
MPO502215 |
|
| diameter |
diameter |
9.487 |
km |
2.081 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N) |
|
| rotation period |
rot_per |
5.400 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Clark, M. (2007) Minor Planet Bull. 34, 19-22.]
[Clark, M. (2011) Minor Planet Bull. 38, 187-189.]
[Stephens, R.D. (2015) Minor Planet Bull. 42, 104-106.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Behrend, R. (2019) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] |
| geometric albedo |
albedo |
0.151 |
|
0.110 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N) |
|
| SMASSII spectral type |
spec_B |
B |
|
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) |
|
| 6500 Kodaira (1993 ET) Discovered 1993-Mar-15 by Endate, K., Watanabe, K. at Kitami |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
Alternate Designations
| 1993 ET = 1970 GE1 = 1973 ST5 |
|
|
