♛IC 5146(Capt. Kang)

IC5146 (the Cocoon nebula) in Cygnus ( Hangyeol Kang ) - AstroBin 

• Photographer  : Capt. Kang 

• Date : 20th Aug, 21st Aug, 27th Aug, 28th Aug, 1st Sep, 2nd Sep, 7th Sep, 8th Sep, 20th Sep, 21st Sep, 22nd Sep, Sep 29th, Sep 30th 2022​-

• Place : Seoul(bottle 9), Gimpo(Bottle 5-6), Hwacheon(Bottle 4), Hongchen(Bottle 3)

• Telescope : TS-Optics 8" f/4 ONTC Carbon Tube Newtonian telescope

• Coma corrector : Paracorr type 2

• Mount : RST 300 & 135 / Super mount CYG48RDL with RDL 120 Halfpier

• Guide Camera : 174mm Mini

• Camera : 2600mm pro (-20 deg) / Gain 100- Filter : Baader LRGB 36mm & 3.5nm Ha

• Exposure:

• L - 120s x 321 = 642 minR - 120s x 123 = 246 minG - 120s x 102 = 204 minB - 120s x 104 = 208 min

• Ha - 300s x 218 = 1090 min 

• Total : 40 hours

• Software : Pixinsight and PS