This nebula belongs to the northeast part of a very large molecular cloud called the Cepheus Bubble. It is situated approximately 2,700 light years from Earth.



Object Details:

Object: Sh2-140
Constellation: Cepheus
Center of field: RA: 22h 18m 25s Dec: +63°13'12"
Field dimensions: Ca 35 x 50 '


Technical Details:

Optics: 12" ASA Astrograph at F/3.6
Mount: ASA DDM 85
Camera: SBIG STL-11000M
Filters: Astronomik LRGB filters, Baader 8nm Ha filter
Dates/Times: 31 October 2011
Location: Rozhen
Exposure Details: L = 60 min, R = 40 min., G = 40 min.,B = 40 min.;Ha = 90 min
Subexposures: LRGB 10 minutes, Ha 15 minutes
Acquisition: CCD Soft
Processing: PixInsight, Photoshop CS

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