(160091) 2000 OL67
compiled by Wm. Robert Johnston
last updated 26 November 2008
Orbital elements and other data (Assumed or derived values in parenthesis, my estimates in italics and parenthesis. Source identifications in brackets, see this link for sources):
orbital data, primary (osculating elements) [JPL]:
|
semimajor axis a: |
45.1208131 AU
| |
orbital period P: |
303.09 y (=110,704.2 d)
| |
eccentricity e: |
0.1117574
| |
perihelion distance q: |
40.0782283 AU
| |
aphelion distance Q: |
50.1633979 AU
| |
inclination i: |
1.98001°
| |
argument of perihelion omega: |
312.67235°
| |
ascending node OMEGA: |
322.62330°
| |
mean anomaly M: |
57.70346°
| |
perihelion passage TP: |
1958-09-09.5
| |
Epoch: |
10 APR 2007
| |
data arc: |
2000-2007 (15 obs.)
|
orbital data, secondary:
|
semimajor axis a: |
7,800 km separation [I8922]
| |
semimajor axis/primary radius a/Rp: |
(90?)
| |
orbital period P: |
(~100 d?)
| |
eccentricity e: |
?
| |
other data, primary:
|
diameter: |
(168 km?)
| |
absolute magnitude H: |
6.6 [JPL]
| |
rotation period: |
?
| |
amplitude delta M: |
?
| |
color index B-V: |
?
| |
color index V-R: |
?
| |
color index B-R: |
?
| |
color index R-I: |
?
| |
slope parameter G: |
(0.15) assumed
| |
geometric albedo: |
(0.09) assumed
| |
mass: |
?
| |
density: |
?
| |
type: |
?
|
other data, secondary:
|
diameter: |
(127 km?)
| |
diameter ratio Ds/Dp: |
(0.76)
| |
component magnitude difference: |
0.6 [I8922]
| |
rotation period: |
?
|
|
--(160091) 2000 OL67--discovery and notes:
Primary discovered 29 July 2000 by M. W. Buie and S. D. Kern from Cerro Tololo.
Companion discovered by F. Marchis, M. Baek, J. Berthier, P. Descamps, F. Vachier, K. S. Noll, S. D. Kern, and W. M. Grundy from Hubble Space Telescope observations obtained 26 June 2007, announced 19 February 2008.
--Links, more technical:
--Links, less technical:
--Links to ADS abstracts:
© 2008 by Wm. Robert Johnston.
Last modified 26 November 2008.
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