Asteroids with Satellites Database--Johnston's Archive

(4362) Carlisle

compiled by Wm. Robert Johnston
last updated 25 September 2021

--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: 2.2385076707 AU
orbital period P: 3.3491753056 yr
(= 1223.3093841 d)
eccentricity e: 0.101248054
perihelion distance q: 2.011863124 AU
aphelion distance Q: 2.4651522171 AU
inclination i: 4.71345557°
argument of perihelion ω: 171.899903°
ascending node Ω: 34.380469°
mean anomaly M: 323.950095°
perihelion passage TP: 2021 Apr 18.500519
Epoch: 2020 Dec 17
data arc: 1952-2021 (2551 obs.)
Earth MOID: 1.0064 AU
Jupiter Tisserand invariant TJ: 3.625


orbital data, secondary:
semimajor axis as: 17 km [*E]
separation/primary radius as/rp:6.4 [*E]
separation/Hill radius as/rH:0.020 [*E]
orbital period Ps: 1.804 ± 0.001 d [B21d]
eccentricity es: ?
normalized ang. mom. αL: ?

other data, system (combined):
absolute mag. H: 13.14 [MPC]
slope parameter G: (0.15) [*A]
effective diameter dE: 5.59 ± 0.17 km [M**]
geometric albedo: 0.391 ± 0.055 [M**]
color index U-B: ?
color index B-V: ?
taxonomic type: ?
mass m: ?
density ρ: (1.6 g/cm3) [*A]
Hill radius rH: 840 km [*E]

other data, primary:
diameter dp: <5.31 ± 0.16 km [*D]
rotation period RPp: 2.63289 ± 0.00007 h [B21d]
amplitude in mag., rotational ΔM: 0.11 [B21d]
amplitude in mag., mutual events ΔM:0.11 [B21d]
pole direction Β, λ: ? , ?


other data, secondary:
diameter ds: >1.75 km [*D]
diameter ratio ds/dp: >0.33 [B21d]
component mag. difference ΔM: <2.41 [*D]
rotation period RPs: ?

-- (4362) Carlisle --discovery and notes:

Primary discovered 1978 Aug 01 from Perth Observatory, Bickley, Australia by ?. Alternate designation(s): 1978 PR4, 1974 FM1, 1984 EE1. Linked to prediscovery observations from 1952 Sep 22. Permanent number assigned 1990 Feb 09.

Named 1993 Nov 29 for Albert John Carlisle (1917-1993) [MPC022829].

Companion discovered 2021 Mar 20 by Benishek, V., P. Pravec, J. Oey, A. Marchini, R. Papini, F. Pilcher, R. Durkee, V. Chiorny, R. Montaigut, A. Leroy, and M. Deldem using lightcurve observations from Sopot Observatory, Serbia; Blue Mountains Observatory, Leura, New South Wales, Australia; Astronomical Observatory of the University of Siena; Organ Mesa Observatory, Las Cruces, New Mexico, USA; Shed of Science South Observatory, Pontotoc, Texas, USA; Chuguev Station, Kharkiv Observatory, Ukraine; OPERA Observatory, France; Les Barres Observatory, Lamanon, France. Announced 2021 Jun 23 [B21d].

--Links, more technical:

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--Links to ADS abstracts:


© 2021 by Wm. Robert Johnston.
Last modified 25 September 2021.
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