Asteroids with Satellites Database--Johnston's Archive

2014 YB35

compiled by Wm. Robert Johnston
last updated 24 July 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, Apollo (PHA)


orbital data, primary (osculating elements) [JPL] :
semimajor axis a: 1.8747478 AU
orbital period P: 2.566931 yr
(= 937.589 d)
eccentricity e: 0.4829239
perihelion distance q: 0.9693873 AU
aphelion distance Q: 2.780108 AU
inclination i: 12.650583°
argument of perihelion ω: 188.655856°
ascending node Ω: 3.797131°
mean anomaly M: 316.23466°
perihelion passage TP: 2015 Apr 01.983108
Epoch: 2014 Dec 09
data arc: 2014 Dec-2015 Mar (375 obs.)
Earth MOID: 0.0221192 AU
Jupiter Tisserand invariant TJ: 3.801


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

other data, system (combined):
absolute mag. H: 19.0 [MPC]
18.9 [JPL]
slope parameter G: (0.15) [*A]
effective diameter dE: 0.34 km [*D]
geometric albedo: 0.4 [*D]
color index U-B: ?
color index B-V: ?
taxonomic type: ?
mass m: ?
density ρ: (1.6 g/cm3) [*A]
Hill radius rH: 24 km [*E]

other data, primary:
diameter dp: 0.3 km [N15a]
rotation period RPp: ?
amplitude in mag., rotational ΔM: ?
pole direction Β, λ: ? , ?


other data, secondary:
diameter ds: <0.15 km [N15a]
diameter ratio ds/dp: <0.5 [*D]
component mag. difference ΔM: >1.5 [*D]
rotation period RPs: ?

-- 2014 YB35 --discovery and notes:

Primary discovered 2014 Dec 27 from Catalina Station, Arizona, USA by Catalina Sky Survey.

Companion discovered 2015 Mar 20 by S. P. Naidu, L. A. M. Benner, M. Brozovic, J. D. Giorgini, J. S. Jao, C. G. Lee, L. G. Snedeker, and K. J. Lawrence using radar observations from Goldstone, California, USA [N15a]. Announced 2015 Mar.

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:


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