52872 Okyrhoe
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Discovery A | |
---|---|
Discoverer | Spacewatch |
Discovery date | September 19, 1998 |
Alternate designations B |
1998 SG35 |
Category | centaur |
Orbital elements C | |
|
|
Eccentricity (e) | 0.308 |
Semi-major axis (a) | 8.382 AU[1] |
Perihelion (q) | 5.800 AU |
Aphelion (Q) | 10.964 AU |
Orbital period (P) | |
Mean orbital speed | ? |
Inclination (i) | 15.6 |
Longitude of the ascending node (Ω) |
173.2 |
Argument of perihelion (ω) |
338.2 |
Mean anomaly (M) | 348.1 |
Physical characteristics D | |
Dimensions | 45 km[2] |
Mass | ? |
Density | ? |
Surface gravity | ? |
Escape velocity | ? |
Rotation period | ? |
Spectral class | ? |
Absolute magnitude | 11.3 |
Albedo (geometric) | ? |
Mean surface temperature |
? |
52872 Okyrhoe (pronounced /əˈkɪroʊi/, from Greek: Οκυροη, Οκυρροη) is a centaur orbiting in the outer Solar system between Jupiter and Neptune. It was discovered on September 19, 1998 by Spacewatch.
[edit] References
- ^ List Of Centaurs and Scattered-Disk Objects
- ^ http://www.johnstonsarchive.net/net/astro/tnoslist.html