2021-03-20
Observers: Claudia Gutiérrez, Steve Williams, Timo Kravtsov
Support: Takashi Nagao
TAT: Jesper Sollerman, Tassilo Schweyer, Sheng Yang
EFOSC2 Calibrations: bias frames, spectroscopic arcs, Ugr sky flats
Weather:
Start: humidity 60%, wind 10.7 m/s, seeing 1.6
Middle: humidity 45%, wind 9.1 m/s , seeing 1.4
Comments:
6:40: Telescope closed due strong wind (16 m/s).