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pk238+34.1

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Object Notes:
  • Constellation: Hydra
  • Location: RA: 09h 39m 7.9s Dec: -02d 47' 35" Epoch 2000
  • Size: 268 x 268 arc-seconds
  • Magnitude: 13.4
  • Type: Planetary Nebula
  • AKA: Abell 33
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.)
with Astrodon Tru-Balance color filters.
Exposure:
4 x 15 minutes Luminance unbinned
3 x 5 minutes each R/G/B, all 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:
4/12/05
Post Processing:
CCDSoft, CCDSharp, MaxIM DL, Photoshop CS