NGC 7129 is a reflection nebula located approximately 3,300 light-years distant in the constellation Cepheus.

http://en.wikipedia.org/wiki/NGC_7129

ABOUT THE IMAGE

DATE/TIME:  Taken on the evenings of September 2nd and 3rd, 2013.

CAMERA:  Canon XSI, 450Da

TELESCOPE:  Celestron C9.25" SCT @ F/6.3

ISO SETTING:  800

EXPOSURES:  38

EXPOSURE LENGTH:  400sec.

TOTAL EXPOSURE LENGTH:  4hrs, 13min, 20sec.

SUBTRACTIONS: 16 dark frames, 40 flat frames and 16 dark-flat frames.

CAPTURE: MaximDL

STACKING/PRE-PROCESSING: Deep Sky Stacker

PROCESSING: Photoshop CS3