(3868)

Asteroids with Satellites Database--Johnston's Archive

(3868) Mendoza

compiled by Wm. Robert Johnston
last updated 21 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:_main belt asteroid _orbital data, primary (osculating elements)_[JPL] :semimajor axis **a:**2.333797095 AUorbital period **P:**3.565355541 yr (= 1302.2461110 d)eccentricity **e:**0.098212416perihelion distance **q:**2.10458924 AUaphelion distance **Q:**2.563004946 AUinclination **i:**8.1028000°argument of perihelion **ω:**185.490560°ascending node **Ω:**171.594754°mean anomaly **M:**22.374915°perihelion passage **TP:2014 Mar 03.06209Epoch:2014 May 23data arc:1953-2013 (1324 obs.)Earth MOID:**1.0988 AUJupiter Tisserand invariant **TJ:**3.549 orbital data, secondary: semimajor axis **as:**20 km [*E]separation/primary radius **as/rp:**4.4 [*E]separation/Hill radius **as/rH:**0.013 [*E]orbital period **Ps:**1.016 d [O09a]eccentricity es:?normalized ang. mom. αL:?

other data, system (combined): absolute mag. **H:**12.5 [MPC]12.30 ± 0.04 [O09a]slope parameter G: (0.15) [*A]effective diameter dE:9.35 ± 0.05 km [M11b]geometric albedo:0.162 ± 0.029 [M11b]color index U-B:?color index B-V:?taxonomic type:?mass m:?density ρ: (1.6 g/cm3) [*A]Hill radius **rH:**1500 km [*E] other data, primary: diameter **dp:**9.13 ± 0.05 km [*D]rotation period **RPp:**2.77090 ± 0.00005 h [O09a]amplitude in mag., rotational **ΔM:**0.10 [O09a]amplitude in mag., mutual events **ΔM:**0.05 [O09a]pole direction Β, λ:? , ? other data, secondary: diameter **ds:**2.01 ± 0.18 km [*D]diameter ratio **ds/dp:**0.22 ± 0.02 [O09a]component mag. difference **ΔM:**3.3 ± 0.2 [*D]rotation period RPs:?

-- (3868) Mendoza --discovery and notes:

Primary discovered 1960 Sep 24 from Palomar Observatory, California, USA by C. J. van Houten, I. van Houten-Groeneveld, and T. Gehrels. Alternate designation(s): 4575 P-L, 1935 SA1, 1952 HV3, 1953 TD2, 1977 KD1. Linked to prediscovery observations from 1953 Oct 09. Permanent number assigned 1988 Aug 27.

Named 1993 Sep 01 for Eugenio E. Mendoza V (1928-) [MPC22499].

Companion discovered 2009 Apr 25 by J. Oey, P. Pravec, P. Kusnirak, K. Hornoch, J. Brinsfield, V. Chiorny, D. Pray, M. Pikler, and M. Husarik using lightcurve observations from Leura Observatory, Leura, New South Wales, Australia; Ondrejov Observatory, Czech Republic; Via Capote Observatory, Thousand Oaks, California, USA; Kharkiv Observatory, Ukraine; Carbuncle Observatory, W. Brookfield, Massachusetts, USA; Skalnate Pleso Observatory. Announced 2009 Jun 06 [O09a].

--Links, more technical:

CBET 1835.

--Links, less technical:

--Links to ADS abstracts:

Oey, J., Pravec, P., Kusnirak, P., Hornoch, K., Brinsfield, J., Chiorny, V., Pray, D., Brookfield, W., Pikler, M., & Husarik, M. 2009, Central Bureau Electronic Telegrams (3868) Mendoza
Oey, Julian, Masi, G., Mallia, F., Tagliaferri, U., Higgins, David, Durkee, Russell I., & Miles, Richard 2007, Minor Planet Bulletin Rotation Period and Amplitude Change of Minor Planet 3868 Mendoza

© 2009, 2014 by Wm. Robert Johnston.
Last modified 21 September 2014.
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