Night report 2024-12-21

Night Report 2024-12-21

Observers:  Christian Vassallo, Niilo Koivisto

Support: Timo Kravtsov, Niko Pyykkinen, Christina Humina 

TAT:  Amit Kumar, Lluís Galbany, Shubham Srivastav

Start (01:05): Humidity: 39%, Temperature: 16.1 Celsius, Wind speed: 2.2 m/s , Seeing: 0.9  

Middle (04:10): Humidity 15%, Temperature: 17 Celsius, Wind speed:  2.4 m/s , Seeing: 1.1 

End (06:00): Humidity 36%, Temperature: 16.3 Celsius, Wind speed: 3.2  m/s, Seeing: 0.9  

Calibrations: Afternoon calibrations:  bias, arcs in gr11, g13, gr16, gr18. Morning calibrations: arcs in gr11, g13, gr16, gr18

Comments: All observations were follow ups. Good seeing through the whole night.