Asteroids with Satellites Database--Johnston's Archive

(78085) 2002 LV23

compiled by Wm. Robert Johnston
last updated 3 September 2023

--Orbital and physical data--

(See this page for definitions of quantities; source codes in brackets, see this link for full references; *A, *D, and *E indicate assumed, derived, and estimated values, respectively.)

dynamical type, primary: main belt asteroid


orbital data, primary (osculating elements) [JPL] :
semimajor axis a: 2.3052379233 AU
orbital period P: 3.500111146 yr
(= 1278.4155959 d)
eccentricity e: 0.2227195169
perihelion distance q: 1.791816447 AU
aphelion distance Q: 2.8186593999 AU
inclination i: 24.9033448°
argument of perihelion ω: 13.4649794°
ascending node Ω: 285.3627441°
mean anomaly M: 18.0369808°
perihelion passage TP: 2023 Jul 10.947896
Epoch: 2023 Sep 13
data arc: 1988-2023 (1323 obs.)
Earth MOID: 0.779988 AU
Jupiter Tisserand invariant TJ: 3.434


orbital data, secondary:
semimajor axis as: ?
orbital period Ps: ?
eccentricity es: ?
normalized ang. mom. αL: ?

other data, system (combined):
absolute mag. H: 15.04 [MPC]
slope parameter G: (0.15) [*A]
effective diameter dE: 3.2 km [*E]
geometric albedo: (0.16 ) [*A]
color index U-B: ?
color index B-V: ?
taxonomic type: ?
mass m: ?
density ρ: (1.6 g/cm3) [*A]
Hill radius rH: 450 km [*E]

other data, primary:
diameter dp: 3.2 km [*E]
rotation period RPp: 4.6645 ± 0.0002 h [P23a]
amplitude in mag., rotational ΔM: 0.17 [P23a]
amplitude in mag., mutual events ΔM:0.12 [P23a]
pole direction Β, λ: ? , ?


other data, secondary:
diameter ds: ?
diameter ratio ds/dp: ?
component mag. difference ΔM: ?
rotation period RPs: 2.9874 ± 0.0002 h [P23a]

-- (78085) 2002 LV23 --discovery and notes:

Primary discovered 2002 Jun 08 from Socorro, New Mexico, USA by LINEAR Program. Alternate designation(s): 1988 OO. Linked to prediscovery observations from 1988 Jul 19. Permanent number assigned 2004 Feb 06.

Companion discovered 2023 Jul 12 by D. Pray, A. Leroy, P. Pravec using lightcurve observations from Sugarloaf Mountain. Announced 2023 Aug [P23a].

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:


© 2023 by Wm. Robert Johnston.
Last modified 3 September 2023.
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