Asteroids with Satellites Database--Johnston's Archive

(24495) 2001 AV1

compiled by Wm. Robert Johnston
last updated 27 December 2017

--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: Mars crossing asteroid


orbital data, primary (osculating elements) [JPL] :
semimajor axis a: 2.1709179572 AU
orbital period P: 3.198638178 yr
(= 1168.3246597 d)
eccentricity e: 0.361026194
perihelion distance q: 1.38715971 AU
aphelion distance Q: 2.954676205 AU
inclination i: 29.7425416°
argument of perihelion ω: 133.045875°
ascending node Ω: 75.35388°
mean anomaly M: 36.4259154°
perihelion passage TP: 2017 May 08.785291
Epoch: 2017 Sep 04
data arc: 1953-2017 (853 obs.)
Earth MOID: 0.460532 AU
Jupiter Tisserand invariant TJ: 3.443


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

other data, system (combined):
absolute mag. H: 14.9 [MPC]
slope parameter G: (0.15) [*A]
effective diameter dE: 3.5 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: 380 km [*E]

other data, primary:
diameter dp: 3.5 km []
rotation period RPp: ?
amplitude in mag., rotational ΔM: ?
pole direction Β, λ: ? , ?


other data, secondary:
diameter ds: ?
diameter ratio ds/dp: ?
component mag. difference ΔM: ?
rotation period RPs: ?

-- (24495) 2001 AV1 --discovery and notes:

Primary discovered 2001 Jan 02 from Anderson Mesa Station, Arizona, USA by LONEOS Program. Linked to prediscovery observations from 1953 Feb 14. Permanent number assigned 2001 Apr 08.

Companion discovered 2017 using lightcurve observations. Announced 2017 Sep.

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:


© 2017 by Wm. Robert Johnston.
Last modified 27 December 2017.
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