Asteroids with Satellites Database--Johnston's Archive

(10132) Lummelunda

compiled by Wm. Robert Johnston
last updated 22 October 2017

--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: 2.2173599141 AU
orbital period P: yr
(= 1206.0150151 d)
eccentricity e: 0.164664422
perihelion distance q: 1.852239626 AU
aphelion distance Q: 2.5824802022 AU
inclination i: 8.0594124°
argument of perihelion ω: 165.224141°
ascending node Ω: 182.894656°
mean anomaly M: 358.079622°
perihelion passage TP: 2017 Sep 10.433348
Epoch: 2017 Sep 04
data arc: 1981-2017 (1744 obs.)
Earth MOID: 0.846881 AU
Jupiter Tisserand invariant TJ: 3.622


orbital data, secondary:
semimajor axis as: ?
orbital period Ps: 0.935
eccentricity es: ?
normalized ang. mom. αL: ?

other data, system (combined):
absolute mag. H: 14 [MPC]
slope parameter G: (0.15) [*A]
effective diameter dE: 3.589 ± 0.152 km [M11b]
geometric albedo: 0.414 ± 0.062 [M11b]
color index U-B: ?
color index B-V: ?
taxonomic type: ?
mass m: ?
density ρ: (1.6 g/cm3) [*A]
Hill radius rH: 490 km [*E]

other data, primary:
diameter dp: 3.4 km []
rotation period RPp: 2.5
amplitude in mag., rotational ΔM: ?
pole direction Β, λ: ? , ?


other data, secondary:
diameter ds: 1
diameter ratio ds/dp: 0.3
component mag. difference ΔM: ?
rotation period RPs: ?

-- (10132) Lummelunda --discovery and notes:

Primary discovered 1993 Mar 20 from European Southern Observatory, La Silla, Chile by Uppsala-ESO Survey. Alternate designation(s): 1993 FL84, 1981 WS7, 1994 TP2. Linked to prediscovery observations from 1981 Nov 25. Permanent number assigned 1999.

Companion discovered 2017 using lightcurve observations. Announced 2017 Oct 09.

--Links, more technical:

--Links, less technical:

--Links to ADS abstracts:


© 2017 by Wm. Robert Johnston.
Last modified 22 October 2017.
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