Night report 2020-10-27

Observers: Nada Ihanec, Mariusz Gromadzki (Warsaw)

Support: Thomas Wevers (ESO)

TAT: Nancy Elias-Rosa, Phil Wiseman, Tassilo Schweyer, Janet Chen

EFOSC2 Calibrations:

Spectroscopic flats & arcs dome Gr#11, Gr#16 with filters Free, GG495, OG530 and slit: 1.0 and 1.5

Biases,

Sky flats evening grz,

Weather:

Start: Humidity 26, wind speed 3 m/s

Middle: Humidity 21 , wind speed 4.8 m/s

End: Humidity 4, wind speed 2 m/s

Clouds from 05:00

Comments:

clouds around 04:30, closing telescope at 05:00