Session Data Date:  02/04/2020   Time:  21:40 – 23:44 UT Seeing: II Mostly Stable,  Transparency: Clear,  Temp:3.9C, Air Pressure: 1020mb,  Humidity: 88%,  Dew Point: 3.9C,  Wind Speed: 5mph Scope: TMB 80mm APO Refractor at f/4.8  Camera: ZWO ASI 1600MM Pro,  No filter, Dark subtracted and Flat fielded. Still more testing tonight. A stack of 53 x 60 sec lights. I didn’t shoot any flats at the time, but realising that I had not touched…