Messier 13
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Messier 13

Messier 13 - NGC 6205

 

  • TYPE:  Globular Cluster Class V
  • RA: 16h 41.7'
  • DEC:  +36degrees 28'
  • SIZE:  16.6'
  • VISUAL MAGNITUDE:  5.7
  • SURFACE BRIGHTNESS:  12.7
  • CONSTELLATION:  Hercules
  • DISTANCE:   25 Thousand Light Years
  • DIAMETER:  145 Light Years

IMAGING INFORMATION

  • TELESCOPE:  Celestron C-14, FL 3910 mm, Schmidt-Cassegrain reflector, on a 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
  • BINING/RESOLUTION:  1 X 1 (1530 X 1020)
  • EXPOSURE TIME:  60 minutes
  • NUMBER OF IMAGES:  1
  • FILM SPEED:  N/A
  • DATE/TIME:  03/20/2004 / 09:35:41 UTC
  • LOCATION:  Valley Center, San Diego County, California
  • TEMPERATURE:  57 degrees F
  • HUMIDITY:  59 %

 

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