52872 Okyrhoe (1998 SG35) |
Classification: Centaur SPK-ID: 2052872 |
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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 57 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .3031642993934865 | 7.7076e-08 | |
a | 8.373327452802455 | 6.8085e-07 | au |
q | 5.834833501981352 | 5.7194e-07 | au |
i | 15.64208940901725 | 5.6248e-06 | deg |
node | 173.0766164757575 | 1.8365e-05 | deg |
peri | 337.7321361355808 | 2.4109e-05 | deg |
M | 192.5060514142173 | 3.3281e-05 | deg |
tp | 2463318.081083693357 (2032-Mar-26.58108369) | 0.0013087 | TDB |
period | 8850.046241344817 24.23 | 0.0010794 2.955e-06 | d yr |
n | .04067775355999675 | 4.9614e-09 | deg/d |
Q | 10.91182140362356 | 8.8726e-07 | au |
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| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
10.78 |
|
n/a |
E2021B10 |
|
diameter |
diameter |
36.000 |
km |
1.200 |
urn:nasa:pds:neowise_diameters_albedos::2.0[centaurs] (http://adsabs.harvard.edu/abs/2013ApJ...773...22B) |
|
rotation period |
rot_per |
9.72 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Thirouin, A.; Ortiz, J.L.; Duffard, R.; Santos-Sanz, P.; et al. (2010) Astron. Astrophys. 522, A93.] |
geometric albedo |
albedo |
0.058 |
|
0.020 |
urn:nasa:pds:neowise_diameters_albedos::2.0[centaurs] (http://adsabs.harvard.edu/abs/2013ApJ...773...22B) |
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52872 Okyrhoe | Discovered 1998 Sept. 19 by Spacewatch at Kitt Peak. |
Okyrhoe was the daughter of Chiron and Chariklo. The name means "swift running" or "fast flowing". A prophet, she was changed into a mare by the gods as punishment for revealing their plans to humankind. |
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
Reference: 20030614/MPCPages.arc | Last Updated: 2005-04-26 |
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