Technical facts about this news release:
| About the Object |
| Object Name: |
Polaris, Alpha Ursae Minoris, North Star |
| Object Description: |
Triple Star System |
| Position (J2000): |
R.A. 02h 31m 49s.08
Dec. +89° 15' 50".8 |
| Constellation: |
Ursa Minor |
| Distance: |
The distance to the star system is 430 light-years or 132 parsecs. |
| Dimensions: |
Polaris (star Aa) and star Ab are on average18.5 Astronomical Units from each other. Polaris (star Aa) and star B are on average 2,400 Astronomical Units from each other. |
|
| About the Data |
| Data Description: |
The Hubble image was created from HST data from proposal 10593: N.R. Evans (Harvard Smithsonian/CfA), H.E. Bond (STScI), G. Bono (INAF, Osservatorio Astronomico di Roma), M. Karovska (Harvard Smithsonian/CfA), E. Nelan (STScI), D.D. Sasselov (Harvard University), and G. Schaefer (STScI). |
| Instrument: |
ACS/HRC |
| Exposure Date(s): |
August 2/3, 2005 |
| Filters: |
F220W (Near UV) |
|
| About the Image |
| Image Credit: |
NASA, ESA, N. Evans (Harvard Smithsonian/CfA), and H. Bond (STScI) |
| Release Date: |
January 9, 2006 |
| Orientation: |
 |
|
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