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).