AstroGallery

NGC281

NGC281

Click on photo for a larger image.

Object Notes:
  • Constellation: Cassiopeia
  • Location: RA: 00h 53m 00s Dec: 56d 37m 00s Epoch 2000
  • Type: Emission Nebula
  • AKA: IC 11, Pacman Nebula
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: 15 x 5 minutes Luminance unbinned,
4 x 5 minutes each R/G/B, all unbinned
7 x 15 minutes Hydrogen Alpha, unbinned
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: 10/25/05
Post Processing: CCDSoft, CCDSharp, MaxIM DL, Photoshop CS

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