AstroGallery

M42 (ORION NEBULA - TRAPEZIUM REGION)

M42 (ORION NEBULA - TRAPEZIUM REGION)

Click on photo for a larger image.

Object Notes:
  • Constellation: Orion
  • Location: RA: 05h 35m 16.5s Dec: -05d 23' 22" Epoch 2000
  • Type: Multiple Star in Diffuse Nebula
  • AKA: Trapezium, Theta Orionis
Instrument: Ritchey-Chretien 32" Telescope
Focal Ratio: f7.2 (prime focus)
Camera: SBIG STL-11000 CCD camera
(See product review in July, 2004 issue of Sky & Telescope magazine.)
Exposure: 31 x .05 seconds Luminance unbinned,
13 x .30 seconds each R/G/B unbinned
(Very short exposures to avoid saturating stars in Trapezium)
Guiding: Off-Axis with STV Autoguider (Santa Barbara Instrument Group)
(See product review in May, 2003 issue of Astronomy magazine.)
See Photo/Guiding Equipment.
Date: 2/09/05
Post Processing: CCDSoft, CCDSharp, MaxIM DL, Photoshop CS

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