Messier 51
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Image by Kevin Hearst

Messier 51 - NGC 5194

"The Whirlpool Galaxy"

  • TYPE:  Face-On Spiral Galaxy, Type SA(s)bc pec I-II
  • RA: 13h 29.9m
  • DEC:  +47degrees 12'
  • SIZE:  8.2' X 6.9'
  • VISUAL MAGNITUDE:  8.4
  • SURFACE BRIGHTNESS:  12.6
  • CONSTELLATION:  Canes Venatici
  • DISTANCE:  35 Million Light Years
  • DIAMETER:  112 Thousand Light Years

IMAGING INFORMATION

  • TELESCOPE:  Celestron C-14, FL 3911 mm, Schmidt-Cassegrain reflector, on Paramount GT1100 mount.
  • REDUCER/CORRECTOR:  Celestron 6.3
  • CAMERA:  Santa Barbara Instruments, ST-8 Digital (Thermoelectrically cooled)
  • ADAPTIVE OPTICS:  Santa Barbara Instruments, AO-7
  • FILTER(S):  None
  • CCD COOLING TEMPERATURE:  -5 C
  • BINNING/RESOLUTION:  1 X 1 (1530 X 1020)
  • EXPOSURE TIME:  600 minutes
  • NUMBER OF IMAGES:  10
  • FILM SPEED:  None
  • DATE/TIME:  Between 03-14-2004 to 04-15-2004
  • LOCATION:  Valley Center, San Diego County, California
  • TEMPERATURE:  Various
  • HUMIDITY:  Various

 

All the images in this site are Copyright 1999-2015 by Kevin Hearst.
Commercial use of these images without the prior written consent or knowledge of the author is strictly prohibited..