Night report 2023-05-18

Observing Run May 2023

Night Report 18/05/2023

Observers: Luke Harvey, Ilya Mandel, Jacco Terwel

Support: Umut Burgaz, Georgios Dimitriadis, Kate Maguire

TAT: Michel Dennefeld, Claudia Gutiérrez, Tom Killestein

EFOSC2 Calibration

Evening: Flats (grz), bias, spectroscopic arcs

Morning: Flats (UBVRi), spectroscopic arcs

Start: 23:10 UT, Wind = 10.0 m/s, Humidity = 36%, Temp = 10.9 C, seeing = 1.4"

Middle: 06:00 UT, Wind = 9 m/s, Humidity = 29%, Temp = 9.2 C, Seeing = 1.3"

End:  09:45 UT, Wind = 9.9 m/s, Humidity = 33%, Temp = 9.6 C, seeing = 1.2"