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 SH2-140 Nebula 
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About:
Sh2-140 is an H II region located on the southwestern edge of the dark nebula LDN 1204, in the Bubble of Cepheus, about 900 parsecs (2900 light years) from the Sun. [2] The star responsible for the ionization of the nebula's gases is HD 211880, a blue star on the main sequence; the temperature of the powders would be just 35 K, while its mass would be 600 M? [Text adapted from Wikipedia]





Optics: Tecnosky GSO RC 8" F/8 reduced to 1023mm
Mount: Ioptron
Camera: QHY294MM-Pro
Filters: Various
Guiding Systems: OAG
Dates/Times: August / September 2021
Location: TecnoSky Facilities in Felizzano - Alessandria - Italy
Exposure Details: L:R:G:B => 1000:180:180:180 = > (200x5):(36x5):(36x5):(36x5) All Bin1 [num x minutes]
Cooling Details: -12 C
Acquisition: Voyager
Processing: CCDStack2+, PS CC
Mean FWHM: -
SQM-L: 19.99 / 20.73