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News Release 238 of 736

April 14, 2004 01:00 PM (EDT)

News Release Number: STScI-2004-14

Hubble Observes Planetoid Sedna, Mystery Deepens

Technical facts about this news release:

About the Object

Object Name:	2003 VB12 ("Sedna"); K31114A
Object Description:	Solar System body; planetoid
Position (J2000):	R.A. 03h 13m 51s.12 Dec. +05° 45' 41".14 (March 16, 2004)
Constellation:	Cetus (March 16, 2004)
Distance:	Approximately 13.5 billion kilometers (8.4 billion miles)

About the Data

Data Description:	This data are taken from HST proposal 10041: M. Brown (Caltech). The science team includes: M. Brown (Caltech), C. Trujillo (Gemini Observatory, Hawaii), and D. Rabinowitz (Yale University).
Instrument:	ACS/HRC
Exposure Date(s):	March 16, 2004
Exposure Time:	1.1 hours
Filters:	F435W (B)

About the Image

Image Credit:	NASA, ESA, and M. Brown (Caltech)
Release Date:	April 14, 2004