(3673) Levy

compiled by Wm. Robert Johnston
last updated 13 January 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: 2.3453125 AU
orbital period P: 3.59 y (=1,311.90 d)
eccentricity e: 0.1848386
perihelion distance q: 1.9118082 AU
aphelion distance Q: 2.7788168 AU
inclination i: 7.08842°
argument of perihelion omega: 45.23192°
ascending node OMEGA: 13.42587°
mean anomaly M: 12.20737°
perihelion passage TP: 2007-09-12.51
Epoch: 27 OCT 2007
data arc: 1969-2001 (127 obs.)

orbital data, secondary:
semimajor axis a: (20 km?)
semimajor axis/primary radius a/Rp: (4?)
orbital period P: 21.67 ± 0.01 h [OOf]
eccentricity e: ?

other data, primary:
diameter: (~10 km?)
absolute magnitude H: 13.0 [JPL]
rotation period: 2.68745 ± 0.00004 h [OOf]
amplitude delta M: 0.13 [OOf]
color index U-B: ?
color index B-V: ?
color index V-R: ?
color index R-I: ?
slope parameter G: (0.15) assumed
geometric albedo: (0.10) assumed
mass: ?
density: ?
type: ?

other data, secondary:
diameter: (3 km?)
diameter ratio Ds/Dp: 0.27 ± 0.03 [OOf]
component magnitude difference: (2.8)
rotation period: ?

--(3673) Levy--discovery and notes:

Primary discovered 22 August 1985 by E. Bowell at Flagstaff, Arizona, USA. Linked to observations from 1969. Alternate designations 1985 QS, 1978 WN, 1978 SW5, 1969 ER.

Secondary identified by D. Pray, P. Pravec, P. Kusnirak, and R. Stephens using lightcurve observations from 5-9 December 2007, announced 12 December 2007.

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

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:

© 2007-2008, 2009 by Wm. Robert Johnston.
Last modified 13 January 2009.
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