Messier 42
Messier 17 Messier 27 Messier 42 Messier 57 NGC 2261 NGC 7635 IC 434 M97 IC 5146 NGC2392 NGC 1514 NGC 6781
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Image by Kevin Hearst 

Messier 42 - NGC 1976

 

  • TYPE:  Emission Nebula/Open Cluster
  • RA: 05h 35.3'
  • DEC:  -05degrees 27'
  • SIZE:  66' X 60'
  • VISUAL MAGNITUDE:  3.7
  • SURFACE BRIGHTNESS:  NA
  • CONSTELLATION:  Orion
  • DISTANCE:  1500 Light Years
  • DIAMETER:  311 Light Years

IMAGING INFORMATION

  • TELESCOPE:  Celestron C-11, FL 2800 mm, Schmidt-Cassegrain reflector
  • REDUCER/CORRECTOR:  Celsetron 6.3
  • CAMERA:  Santa Barbara Instruments, ST-8 Digital (Thermoelectrically cooled)
  • ADAPTIVE OPTICS:  Santa Barbara Instruments, AO-7
  • FILTER(S):  Lumicon Oxygen III
  • CCD COOLING TEMPERATURE:  -15 C
  • BINNING/RESOLUTION:  2 X 2 (765 X 510)
  • EXPOSURE TIME:  15 minutes
  • NUMBER OF IMAGES:  2
  • FILM SPEED:  None
  • DATE/TIME:  02-13-2002 / 05:28:42 UTC
  • LOCATION:  Escondidio, San Diego County, California
  • TEMPERATURE:  52 degrees F
  • HUMIDITY:  30%

To see the spectra of this object click here

 

All the images in this site are Copyright 1999-2012 by Kevin Hearst.
Commercial use of these images without the prior written consent or knowledge of the author is strictly prohibited.