08  May  2018
   SH2-171 Nebular complex in Cepheo


By    Cristina Cellini
www.cfm2004.altervista.org )

November 2016/January 2017
Location: San Romualdo - Ravenna (Italy)
Tecnosky Ag70/350 F/5
ASA DDM60PRO with Autoslew and Sequence.
CCD QSI 583ws cooled -20

Unguided images
Astrodon RGB GenII E-series and Narrowband 3nm filters
RGB-HA-OIII: HA 31x15min, OIII 17x15min, R 26x5min, G 25x5min, B 25x5min
Acquired with: MaximDL5

Calibrated with Dark, Bias and Flat.
Processed with: MaximDL5, Astroart6, Photoshop CS2, Paint Shop Pro X9, Topaz and Nik plugin 


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