--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:
-- (3657) Ermolova --discovery and notes:
Primary discovered 1978 Sep 26 from Nauchnyj, Crimea, Ukraine, USSR by L. Zhuravleva. Alternate designation(s): 1978 ST6, 1925 TE, 1984 OD1. Linked to prediscovery observations from 1925 Oct 06. Permanent number assigned 1987 Aug 09.
Named 1993 Jun 04 for Maria Nikolaevna Ermolova (1853-1928) [MPC022246].
Companion discovered 2020 Jul 19 by D. Pray, P. Pravec, P. Kusnirak, H. Kucakova, K. Hornoch, P. Bacci, M. Maestripieri, J. Oey, R. Durkee, A. Marchini, and R. Papini using lightcurve observations from Sugarloaf Mountain Observatory, South Deerfield, Massachusetts, USA; Ondrejov Observatory; San Marcello Pistoiese Observatory, Italy; Blue Mountains Observatory, Leura, New South Wales, Australia; Sopot Observatory, Serbia; Shed of Science South Observatory, Pontotoc, Texas; Astronomical Observatory of the University of Siena. Announced 2020 Sep 28 [P20d].
--Links, more technical:
--Links, less technical:
--Links to ADS abstracts:
by Wm. Robert Johnston.
Last modified 11 October 2020 Return to Home. Return to Astronomy and Space. Return to Asteroids with Satellites.