--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] :
orbital data, secondary:
other data, system (combined):|
other data, primary:
other data, secondary:
-- (8474) Rettig --discovery and notes:
Primary discovered 1985 Apr 15 from Anderson Mesa Station, Arizona, USA by E. Bowell. Alternate designation(s): 1985 GA1, 1992 NQ. Linked to prediscovery observations from 1955 Apr 14. Permanent number assigned 1998 Apr 11.
Named 2000 Jan 24 for Terrence W. Rettig (1946-) [MPC38198].
Companion discovered 2015 May 19 by V. Chiorny, V. Benishek, P. Pravec, P. Kusnirak, Yu. N. Krugly, J. Oey, R. Groom, V. Reddy, D. Pray, W. Cooney, J. Gross, D. Terrell, V. Azyazian, V. Zhuzhanidze, R. Montaigut, A. Leroy, and I. Molotov using lightcurve observations from Kharkiv National University, Ukraine; Belgrade Astronomical Observatory, Serbia; Ondrejov Observatory, Czech Republic; Blue Mountains Observatory, Leura, New South Wales, Australia; Planetary Science Institute; Sugarloaf Mountain Observatory, South Deerfield, Massachusetts, United States; Sonoita Research Observatory, Sonoita, Arizona, United States; Southwest Research Institute; Abastumani Observatory; OPERA Observatory, France; Keldysh Institute of Applied Mathematics, Moscow, Russia. Announced 2015 Jul 26 [C15b].
--Links, more technical:
--Links, less technical:
--Links to ADS abstracts:
by Wm. Robert Johnston.
Last modified 30 July 2015. Return to Home. Return to Astronomy and Space. Return to Asteroids with Satellites.