--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:
-- (2860) Pasacentennium --discovery and notes:
Primary discovered 1978 Oct 08 from Palomar Observatory, California, USA by E. F. Helin. Alternate designation(s): 1978 TA . Linked to prediscovery observations from 1978 Sep 23. Permanent number assigned 1983 Mar 28.
Named 1986 Mar 26 for the centennial of the city of Pasadena, California, USA [MPC010546].
Companion discovered 2021 Nov 16 by V. Benishek, P. Pravec, H. Kucackova, K. Hornoch, P. Kusnirak, B. Warner, P. Sogorb, P. Bacci, M. Maestripieri, R. Montaigut, and A. Leroy using lightcurve observations from Sopot Observatory, Serbia; Ondrejov Observatory, Czech Republic; Center for Solar System Studies, Eaton, Colorado, USA; Bastidan Observatory, France; San Marcello Pistoiese Observatory; OPERA Observatory, France. Announced 2022 Apr 21 [B22c].
--Links, more technical:
--Links, less technical:
--Links to ADS abstracts:
by Wm. Robert Johnston.
Last modified 30 April 2022. Return to Home. Return to Astronomy and Space. Return to Asteroids with Satellites.