(114319) 2002 XD58

compiled by Wm. Robert Johnston
last updated 9 February 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: 2.256997 AU
orbital period P: 3.3908 y (=1,238.5 d)
eccentricity e: 0.2740973
perihelion distance q: 1.6383602 AU
aphelion distance Q: 2.87563378 AU
inclination i: 6.83347°
argument of perihelion omega: 92.60699°
ascending node OMEGA: 242.64114°
mean anomaly M: 3.21172°
perihelion passage TP: 2005-08-06.9508195
Epoch: 18 AUG 2005
data arc: 1988-2005 (122 obs.)

orbital data, secondary:
semimajor axis a: ?
semimajor axis/primary radius a/Rp: ?
orbital period P: ?
eccentricity e: ?

other data, primary:
diameter: (~3 km?)
absolute magnitude H: 15.4 [JPL]
rotation period: ?
amplitude delta M: ?
color index B-V: ?
color index V-R: ?
color index R-I: ?
slope parameter G: (0.15) [a]
geometric albedo: ?
mass: ?
density: ?
type: ?

other data, secondary:
diameter: ?
diameter ratio Ds/Dp: ?
component magnitude difference: ?
rotation period: ?

--(114319) 2002 XD58--discovery and notes:

Primary discovered 11 December 2002 from Socorro by the LINEAR program, but linked to prediscovery observations from 1988. Alternate designation 1988 PJ4.

Companion discovered from lightcurve observations from Ondrejov Observatory; reported October 2005.

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

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:

© 2005, 2006 by Wm. Robert Johnston.
Last modified 9 February 2006.
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