(22899) 1999 TO14 and S/2003 (22899) 1

compiled by Wm. Robert Johnston
last updated 25 November 2008

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: 2.8432388 AU
orbital period P: 4.7943 y (=1751.1 d)
eccentricity e: 0.0849844
perihelion distance q: 2.6016079 AU
aphelion distance Q: 3.08486974 AU
inclination i: 2.87808°
argument of perihelion omega: 217.54433°
ascending node OMEGA: 136.15075°
mean anomaly M: 120.50875°
perihelion passage TP: 2004-01-09.8152308
Epoch: 18 AUG 2005
data arc: 1994-2004 (331 obs.)

orbital data, secondary:
semimajor axis a: ~170 km [M04a]
semimajor axis/primary radius a/Rp: ~75 [M04a]
orbital period P: 56 d [M04a]
eccentricity e: ?

other data, primary:
diameter: 4.5 km [M04a]
absolute magnitude H: 14.0 [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: (0.21) [a, I8232]
mass: ?
density: ?
type: S [M04a]

other data, secondary:
diameter: 1.5 km [M04a]
diameter ratio Ds/Dp: 0.33 [I8232]
component magnitude difference: 2.5 [I8232]
rotation period: ?

--(22899) 1999 TO14--discovery and notes:

Primary discovered 11 October 1999 by K. Korlevic and M. Juric from Visnjan. Additional designations 1998 ML48.

Secondary discovered 26 July 2003 by W. J. Merline, P. M. Tamblyn, C. R. Chapman, D. Nesvorny, D. D. Durda, C. Dumas, A. D. Storrs, L. M. Close, and F. Menard in images from the Hubble Space Telescope.

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

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:


© 2003-2005, 2008 by Wm. Robert Johnston.
Last modified 25 November 2008.
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