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About this Object

Object Name:

NGC 3949

Object Description:

Spiral Galaxy

Position (J2000):

R.A. 11h 53m 11s.37
Dec. +47° 51' 31".6


Ursa Major


Approximately 50 million light-years (15 Megaparsecs)


This image is roughly 2 arcminutes wide (30,000 light-years or 9000 parsecs)

About the Data

Data Description:

This image was created from HST data from the following proposal: 9042: S. Smartt (The Queen's University of Belfast). J. Danziger (INAF, Osservatorio Astronomico di Trieste), G. Gilmore, S. Hodgekin, C. Tout, and N. Trentham (University of Cambridge)



Exposure Date:

October 1, 2001

Exposure Time:

16 minutes


F450W (B), F606W (V), F814W (I)

About this Image

Image Credit:

NASA, ESA, The Hubble Heritage Team (STScI/AURA)

Release Date:

August 5, 2004