Asteroids with Satellites Database--Johnston's Archive

(60458) 2000 CM114

compiled by Wm. Robert Johnston
last updated 20 September 2014

--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: TNO, scattered disk

orbital data, primary (osculating elements) [JPL] :
semimajor axis a: 59.923 AU
orbital period P: 463.877 yr
(= 169431.2 d)
eccentricity e: 0.40693
perihelion distance q: 35.539 AU
aphelion distance Q: 84.308 AU
inclination i: 19.66225°
argument of perihelion ω: 250.916°
ascending node Ω: 312.29341°
mean anomaly M: 339.223°
perihelion passage TP: 2041 Feb 28
Epoch: 2014 May 23
data arc: 2000-2008 (36 obs.)
Earth MOID: 34.5899 AU
Jupiter Tisserand invariant TJ: 5.925
Neptune Tisserand invariant TN:2.93 [*D]

orbital data, secondary:
semimajor axis as: 2200 ± 200 km (separation) [N06a]
separation/primary radius as/rp:26 [*E]
separation/Hill radius as/rH:0.0049 [*E]
orbital period Ps: 15 d [*E]
eccentricity es: ?
normalized ang. mom. αL: ?

other data, system (combined):
absolute mag. H: 6.6 [MPC]
slope parameter G: (0.15) [*A]
effective diameter dE: 211 km [*E]
geometric albedo: (0.09 ) [*A]
color index U-B: ?
color index B-V: 0.73 [T03b]
color index V-R:0.5 ± 0.02 [T03b]
color index B-R:1.24 ± 0.04 [T03b]
color index V-I:0.75 ± 0.09 [S09b]
taxonomic type: ?
mass m: ?
density ρ: (1 g/cm3) [*A]
Hill radius rH: 450000 km [*E]

other data, primary:
diameter dp: 167 km [*E]
color index V-I:0.87 ± 0.1 [B08d]
rotation period RPp: ?
amplitude in mag., rotational ΔM: ?
pole direction Β, λ: ? , ?

other data, secondary:
diameter ds: 128 km [*E]
diameter ratio ds/dp: 0.769 ± 0.025 [N08c]
component mag. difference ΔM: 0.5 [I8689]
color index V-I:1± 0.13 [B08d]
rotation period RPs: ?

-- (60458) 2000 CM114 --discovery and notes:

Primary discovered 2000 Feb 05 from Kitt Peak Observatory, Arizona, USA by M. W. Buie. Permanent number assigned 2003 Jun 14.

Companion discovered 2006 Jan 16 by K. S. Noll, W. M. Grundy, H. F. Levison, and D. C. Stephens using Hubble Space Telescope observations from Hubble Space Telescope. Announced 2006 Mar 18 [N06a].

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:

© 2006-2007, 2014 by Wm. Robert Johnston.
Last modified 20 September 2014.
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