2002 VT130
compiled by Wm. Robert Johnston
last updated 6 December 2009
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: |
42.47039 AU
| |
orbital period P: |
276.78 y (=101,095 d)
| |
eccentricity e: |
0.034655
| |
perihelion distance q: |
40.99857 AU
| |
aphelion distance Q: |
43.94221 AU
| |
inclination i: |
1.16272°
| |
argument of perihelion omega: |
347.040°
| |
ascending node OMEGA: |
334.391°
| |
mean anomaly M: |
103.801°
| |
perihelion passage TP: |
1930-03-15.7
| |
Epoch: |
04 JAN 2010
| |
data arc: |
2002-2008 (33 obs.)
|
orbital data, secondary:
|
semimajor axis a: |
(~2,500 km separation)
| |
semimajor axis/primary radius a/Rp: |
(~20?)
| |
orbital period P: |
(~10 d?)
| |
eccentricity e: |
?
| |
other data, primary:
|
diameter: |
(259 km?)
| |
absolute magnitude H: |
5.6 [JPL]
| |
rotation period: |
?
| |
amplitude delta M: |
?
| |
color index B-V: |
?
| |
color index V-R: |
?
| |
color index R-I: |
?
| |
slope parameter G: |
(0.15) assumed
| |
geometric albedo: |
(0.09) assumed
| |
mass: |
?
| |
density: |
?
| |
type: |
?
|
other data, secondary:
|
diameter: |
(211 km?)
| |
diameter ratio Ds/Dp: |
(0.82)
| |
component magnitude difference: |
0.44 [I9075]
| |
rotation period: |
?
|
|
--2002 VT130--discovery and notes:
Primary discovered by M. W. Buie on 7 November 2002 from Kitt Peak Observatory, Arizona.
Companion discovered by Knoll et al. from Hubble Space Telescope observations; announced 24 September 2009.
See more information and links at
Asteroid/Comet Connection Catchall Catalog page
--Links, more technical:
--Links, less technical:
--Links to ADS abstracts:
© 2009 by Wm. Robert Johnston.
Last modified 6 December 2009.
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