C/2021 A1 LEONARD

• Photographer : Pierrot

• Date : 05. Dec. 2021

• Place : Danyang

• Telescope : SHARPSTAR SCA260 (FL 1300 mm/F5)

• Mount : Rainbowastro RST400 with Noh's pier

• Camera : ZWO ASI2600MM Pro (-20C deg. cooled)

• Guide : OAG with ZWO ASI174MM

• Software : Adobe Lightroom, Pixinsight

• Exposure : Total 2 Hours, 17 minutes

L (Baader) : 21 x 30 sec (Gain : 100) / 10.5 Min

RGB (Baader) : 10 each x 30 (Gain : 100) / 15 Min

Bias / Dark /Flat / Darkflat : without any data