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..