Messier 3
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Messier 3
Messier 11
Messier 13

Messier 3 - NGC 5272

 

  • TYPE:  Globular Cluster Class VI
  • RA: 13h 42.2'
  • DEC:  +28degrees 23'
  • SIZE:  21'
  • VISUAL MAGNITUDE:  5.9
  • SURFACE BRIGHTNESS:  12.7
  • CONSTELLATION:  Canes Venatici
  • DISTANCE:   21 Thousand Light Years
  • DIAMETER:  214 Light Years

IMAGING INFORMATION

  • TELESCOPE:  Celestron C-11, FL 2800 mm, Schmidt-Cassegrain reflector
  • REDUCER/CORRECTOR:  Celestron 6.3
  • CAMERA:  Santa Barbara Instruments, ST-8 Digital (Thermoelectrically cooled)
  • ADAPTIVE OPTICS:  None
  • FILTER(S):  None
  • CCD COOLING TEMPERATURE:  -15 C
  • BINNING/RESOLUTION:  2 X 2 (765 X 510)
  • EXPOSURE TIME:  15 seconds
  • NUMBER OF IMAGES:  1
  • FILM SPEED:  N/A
  • DATE/TIME:  02/14/1999 / 07:57:25 UTC
  • LOCATION:  Escondido, San Diego County, California
  • TEMPERATURE:  Unknown
  • HUMIDITY:  Unknown

 

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..