Object Notes:

• Constellation: Cepheus
• Location: RA: 23h 11m 30.0s Dec: +60d 34' 00" Epoch 2000
• Size: 4.0 arc-minutes
• Magnitude: 7.9
• Type: Open Cluster
• AKA: OCL 256

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:

7 x 1 minutes Luminance, 5 x 1 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:

8/09/04

Post Processing:

CCDSoft, CCDSharp, MaxIM DL, Photoshop CS