Asteroids with Satellites Database--Johnston's Archive

(363067) 2000 CO101

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: NEA, Apollo (PHA)


orbital data, primary (osculating elements) [JPL] :
semimajor axis a: 1.076352695 AU
orbital period P: 1.116709231 yr
(= 407.8780468 d)
eccentricity e: 0.090022725
perihelion distance q: 0.979456493 AU
aphelion distance Q: 1.173248898 AU
inclination i: 15.3231699°
argument of perihelion ω: 64.9503488°
ascending node Ω: 353.0793365°
mean anomaly M: 11.4086330°
perihelion passage TP: 2014 May 10.074080
Epoch: 2014 May 23
data arc: 2000-2011 (783 obs.)
Earth MOID: 0.0216291 AU
Jupiter Tisserand invariant TJ: 5.708


orbital data, secondary:
semimajor axis as: 0.61 km (separation) [J10a]
separation/primary radius as/rp:2.0 [*E]
separation/Hill radius as/rH:0.013 [*E]
orbital period Ps: 0.3 d [*E]
eccentricity es: ?
normalized ang. mom. αL: ?

other data, system (combined):
absolute mag. H: 19.1 [MPC]
19.062 ± 0.481 [JPL]
slope parameter G: (0.15) [*A]
effective diameter dE: 0.62 km [*D]
geometric albedo: 0.1 [*E]
color index U-B: ?
color index B-V: ?
taxonomic type: Xk (SMASSII) [JPL]
mass m: ?
density ρ: (1.6 g/cm3) [*A]
Hill radius rH: 47 km [*E]

other data, primary:
diameter dp: 0.62 km [J10a]
rotation period RPp: 5.12 ± 0.01 h [W10a]
amplitude in mag., rotational ΔM: ?
pole direction Β, λ: ? , ?


other data, secondary:
diameter ds: 0.04 km [J10a]
diameter ratio ds/dp: 0.065 [*D]
component mag. difference ΔM: 5.9 [* D]
rotation period RPs: ?

-- (363067) 2000 CO101 --discovery and notes:

Primary discovered 2000 Feb 08 from Socorro, New Mexico, USA by LINEAR. Linked to prediscovery observations from 2000 Feb 04. Permanent number assigned 2013 Jun 23.

Companion discovered 2009 Sep 26 by P. A. Taylor, M. C. Nolan, E. S. Howell, C. Magri, L. A. M. Benner, M. Brozovic, J. D. Giorgini, M. W. Busch, M. K. Shepard, and J. L. Margot using radar observations from Arecibo Observatory, Puerto Rico. Announced 2009 Oct 02 [T09b].

--Links, more technical:

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--Links to ADS abstracts:


© 2009-2013, 2014 by Wm. Robert Johnston.
Last modified 20 September 2014.
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