(80806) 2000 CM105
compiled by Wm. Robert Johnston
last updated 4 March 2006
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: |
42.4032952893843 AU
| |
orbital period P: |
276.1262 y (=100,856 d)
| |
eccentricity e: |
0.0653781047246832
| |
perihelion distance q: |
39.6310482092832 AU
| |
aphelion distance Q: |
45.17554237 AU
| |
inclination i: |
3.75554209681495°
| |
argument of perihelion omega: |
10.0634142964007°
| |
ascending node OMEGA: |
45.7753665150091°
| |
mean anomaly M: |
78.1776499963344°
| |
perihelion passage TP: |
1945-02-12.2937423
| |
Epoch: |
30 JAN 2005
| |
data arc: |
2000-2004 (23 obs.)
| orbital data, secondary:
|
semimajor axis a: |
(2,700 km separation) [S05a]
| |
semimajor axis/primary radius a/Rp: |
(24?)
| |
orbital period P: |
(15 d?)
| |
eccentricity e: |
?
| |
inclination i: |
?
| |
other data, primary:
|
diameter: |
(224 km?)
| |
absolute magnitude H: |
6.16 [JPL]
| |
rotation period: |
?
| |
amplitude delta M: |
<0.14 [L06a]
| |
color index B-V: |
?
| |
color index V-R: |
?
| |
color index R-I: |
?
| |
slope parameter G: |
(0.15) [a]
| |
geometric albedo: |
(0.09) [a]
| |
mass (system): |
?
| |
density: |
?
| |
type: |
?
|
other data, secondary:
|
diameter: |
(129 km?)
| |
diameter ratio Ds/Dp: |
(0.58)
| |
component magnitude difference: |
1.2 [S05a]
| |
rotation period: |
?
|
|
--(80806) 2000 CM105--discovery and notes:
Primary discovered 6 February 2000 by M. W. Buie from Kitt Peak Observatory.
Companion discovered by Denise C. Stephens and Keith S. Noll from Hubble Space Telescope observations of 5 October 2002; announced 5 October 2005.
See more information and links at
Asteroid/Comet Connection Catchall Catalog page
--Links, more technical:
--Links, less technical:
--Links to ADS abstracts:
- Millis, R. L., Buie, M. W., Wagner, R. M., Elliot, J. L., Harmer, D., Willmarth, D. W., Smith, P., Saha, A., Kern, S. D., Wasserman, L. H., & Marsden, B. G. 2000, Minor Planet Electronic Circulars NINE TNOs
© 2005, 2006 by Wm. Robert Johnston.
Last modified 4 March 2006.
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