About image
Barnard 145 is a dark nebula located in the northern side of Cygnus constellation, with an apparent dimension of 45'.

Technical data
Optic            Tecnosky Apo Refractor LT 130 - 910mm f/7
Mount          10Micron GM1000 HPS
Camera           Moravian G3-16200 with external filter wheel 7 positions
Filters        Baader LRGB 50.8 unmounted
Guiding system      OAG Moravian M68 with guide camera Moravian G1-0301
Exposure details    L 7x600" bin1 -20C
                                      R 7x300" bin1 -20C
                                      G 7x300" bin1 -20C
                                      B 7x300" bin1 -20C
Total integration    2.9h
Acquisition        Maxim, PHD2
Processing        Pixinsight 1.8, Photoshop CS5
SQM-L          21.48    
Location         Saint Barthelemy (Aosta Valley, Italy)
Date            20 May 2017