M109

00/04/24, 23:48(JST)
C9 1/4EX, Celestron 6.3 reducer, ST-8, CFW-8A
L=60min+60min, R, G, B=20, 20, 40min(2 binning), CCD temp=-20C, water cooling
L; Edmund IR block, RGB; SBIG IR block coating filters