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News Release 171 of 746

February 28, 2006 06:00 AM (EST)

News Release Number: STScI-2006-10

Hubble's Largest Galaxy Portrait Offers a New High-Definition View

Technical facts about this news release:

About the Object

Object Name:	M101 (NGC 5457, The Pinwheel Galaxy)
Object Description:	Face-on Spiral Galaxy
Position (J2000):	R.A. 14h 03m 13s Dec. +54° 20' 53"
Constellation:	Ursa Major
Distance:	25 million light-years (8 Megaparsecs)

About the Data

Data Description:	This image was created from HST data from proposals 9490: K.D. Kuntz (JHU/GSFC), P. Barmby and J.P. Huchra (Harvard-Smithsonian Center for Astrophysics), K. Mukai, S.L. Snowden, and W.D. Pence (Laboratory for High Energy Astrophysics, GSFC), and J.P. Brodie (University of California, Santa Cruz). Other proposals used include: Fabio Bresolin (proposal 9492) John Trauger (proposal 5210) Jeremy Mould (proposal 5397) You-Hou Chu (proposal 6829) The Hubble exposures have been superimposed onto ground-based images, visible at the edge of the image, taken at the Canada-France-Hawaii Telescope in Hawaii, and at the 0.9-meter telescope at Kitt Peak National Observatory, part of the National Optical Astronomy Observatory in Arizona.
Instrument:	ACS/WFC, WFPC2
Exposure Date(s):	March 1994, September 1994, June 1999, November 2002, and January 2003
Filters:	F435W(B), F555W(V), F814W(I)

About the Image

Image Credit:	NASA, ESA, K. Kuntz (JHU), F. Bresolin (University of Hawaii), J. Trauger (Jet Propulsion Lab), J. Mould (NOAO), Y.-H. Chu (University of Illinois, Urbana), and STScI
Release Date:	February 28, 2006
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