Crescent (NGC6888), Tulip (Sh2-101) and WR-134 nebulae in the constellation Cygnus

Posted by Sasho
on Saturday, November 20, 2021
Wide-field astroimage include emission nebulae Crescent (upper left angle) and Tulip (lower right angle), as well as faint blue nebula around the Wolf-Rayet star WR-134 (bellow and left of the center, near the lower edge).
Equipment: SharpStar Askar FRA400 with 0.7 reducer (focal length 280 mm), ZWO ASI294MM Pro; Guiding: ZWO ASI174MM Mini and ZWO OAG; AsiAir Pro; iOptron CEM40EC; Filters Chroma (3nm). Exposures: H-alpha 14×600″ Bin1, OIII 13×600″ Bin2, SII 8×600″ Bin2 (total integration 5 h 50 min). Image processing using SHO palette with PixInsight. Imaged from Skopje city center (Bortle 8) at September 13 and 14, 2021.
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