(15822) 1994 TV15

compiled by Wm. Robert Johnston
last updated 9 January 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: 1.9482889 AU
orbital period P: 2.72 y (=993.2955 d)
eccentricity e: 0.0801193
perihelion distance q: 1.7921934 AU
aphelion distance Q: 2.1043844 AU
inclination i: 22.02561°
argument of perihelion omega: 150.05718°
ascending node OMEGA: 190.89915°
mean anomaly M: 24.03526°
perihelion passage TP: 2010-DEC-03.6830
Epoch: 08 FEB 2011
data arc: 1953-2009 (460 obs.)

orbital data, secondary:
semimajor axis a: ?
semimajor axis/primary radius a/Rp: ?
orbital period P: 37.19 ± 0.02 h [W11a]
eccentricity e: ?

other data, primary:
diameter: (7 km?)
absolute magnitude H: 13.5 [JPL]
rotation period: 2.9603 ± 0.0003 h [W11a]
amplitude delta M: 0.28 [W11a]
color index B-V: ?
color index V-R: ?
color index R-I: ?
slope parameter G: (0.15) assumed
geometric albedo: (0.16) assumed
mass: ?
density: ?
type: ?

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

--(15822) 1994 TV15--discovery and notes:

Primary discovered 8 October 1994 by E. F. Helin from Palomar Observatory; linked to prediscovery observations from 1953. Alternate designation 1999 JL6.

Companion reported in December 2010 based on lightcurve observations by Brian D. Warner and Donald P. Pray in June and July 2010.

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 9 January 2011.
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