Asteroids with Satellites Database--Johnston's Archive

(190208) 2006 AQ

compiled by Wm. Robert Johnston
last updated 24 March 2015

--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, Amor


orbital data, primary (osculating elements) [JPL] :
semimajor axis a: 2.054002524 AU
orbital period P: 2.943753626 yr
(= 1075.226319 d)
eccentricity e: 0.486860008
perihelion distance q: 1.0539907 AU
aphelion distance Q: 3.054014348 AU
inclination i: 4.0802889°
argument of perihelion ω: 104.880575°
ascending node Ω: 326.151856°
mean anomaly M: 357.5313638°
perihelion passage TP: 2014 Dec 16.373174
Epoch: 2014 Dec 09
data arc: 2006-2015 (569 obs.)
Earth MOID: 0.0977432 AU
Jupiter Tisserand invariant TJ: 3.628


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

other data, system (combined):
absolute mag. H: 18.1 [MPC]
slope parameter G: (0.15) [*A]
effective diameter dE: 1.06 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: ? km [*E]

other data, primary:
diameter dp: 1.06 km [*E]
rotation period RPp: 182 ± 2 h [W15e]
amplitude in mag., rotational ΔM: 0.23 [W15e]
pole direction Β, λ: ? , ?


other data, secondary:
diameter ds: ?
diameter ratio ds/dp: ?
component mag. difference ΔM: ?
rotation period RPs: 2.62002 ± 0.00004 h [W15e]

-- (190208) 2006 AQ --discovery and notes:

Primary discovered 2006 Jan 02 from Mauna Kea Observatory, Hawaii, USA by D. J. Tholen.

Companion discovered 2014-2015 by B. D. Warner using lightcurve observations. Announced 2015 Mar 23 [W15e].

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:


© 2015 by Wm. Robert Johnston.
Last modified 24 March 2015.
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