Orbital elements and other data (Assumed or derived values in parenthesis, my estimates in italics and parenthesis. Source identifications in brackets, see this link for sources):
orbital data, primary (osculating elements) [JPL]:|
orbital data, secondary:
other data, primary:|
other data, secondary:
--(65489) Ceto--discovery and notes:
Primary discovered 22 March 2003 from Palomar Observatory, California, USA, by the NEAT program. Linked to prediscovery observations from 1987. Preliminary designation 2003 FX128, name assigned 9 November 2006.
Companion discovered 11 April 2006 by K. S. Noll, H. F. Levison, W. M. Grundy, and D. S. Stephens with Hubble Space Telescope observations, reported August 2006. Named Phorcys in November 2006
See more information and links at Asteroid/Comet Connection Catchall Catalog page
--Links, more technical:
--Links, less technical:
--Links to ADS abstracts:
Grundy, William M., Stansberry, J. A., Noll, K. S., Stephens, D. C., Kern, S. D., Spencer, J. R., Trilling, D. E., Cruikshank, D. P., & Levison, H. F. 2006, AAS/Division for Planetary Sciences Meeting Abstracts The Orbit, Mass, Size, Albedo, and Density of the Binary Centaur (65489) 2003 FX128
© 2006-2007, 2008 by Wm. Robert Johnston.
Last modified 25 November 2008.
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