Target V1223 Sgr Date 20240522 Times UT 13:07 - 16:40 UT Telescope Planewave 12.5 Camera STT3200 Filter CV Exposure 80s Comp 117 AAVSO chart X29109NC Check 131 AAVSO chart X29109NC Comp Mag 13.779 V Check mag 13.091 V Chip temp -40C Apertures 6/8/14 arc" Stdev K 0.02 Comments Seeing = 2.3 arc" Observatory Lockwood South, Victoria, Australia