(229762) 2007 UK126

compiled by Wm. Robert Johnston
last updated 20 September 2011

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: 74.1681 AU
orbital period P: 638.76 y (=233,305.7 d)
eccentricity e: 0.49233
perihelion distance q: 37.6527 AU
aphelion distance Q: 110.6835 AU
inclination i: 23.3592°
argument of perihelion omega: 345.8181°
ascending node OMEGA: 131.1496°
mean anomaly M: 340.6636°
perihelion passage TP: 2045-12-17.3
Epoch: 27 AUG 2011
data arc: 1982-2009 (58 obs.)

orbital data, secondary:
semimajor axis a: (3,600 km separation) [G11a]
semimajor axis/primary radius a/Rp: (9?)
orbital period P: (3.7 d?)
eccentricity e: ?

other data, primary:
diameter: (796 km?)
absolute magnitude H: 3.68 ± 0.03 [G11a]
rotation period: ?
amplitude delta M: ?
color index B-V: ?
color index V-R: 0.62 ± 0.05
color index R-I: ?
slope parameter G: (0.15) assumed
geometric albedo: (0.09) assumed
mass: ?
density: ?
type: ?

other data, secondary:
diameter: (139 km?)
diameter ratio Ds/Dp: (0.17)
component magnitude difference: 3.79 [G11a]
rotation period: ?

--(229762) 2007 UK126--discovery and notes:

Primary discovered 19 October 2007 from Palomar Observatory, USA.

Secondary identified ; reported 2011.

See more information and links at Asteroid/Comet Connection Catchall Catalog page

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:


© 2011 by Wm. Robert Johnston.
Last modified 20 September 2011.
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