Night Report 2018-08-02

Observers: Francesca Onori, Robert Stein

Support Team: Giacomo Cannizzaro

TAT: Nancy Elias-Rosa, Mariusz Gromadzki

Daytime Calibrations: Arcs, bias, flat (Gr11,13,16,18,20 - Slit 1.0, 1.5); Sky flats evening (UBVri)

Weather: thin clouds, wind

Twilight Start: 23:33

UT OBJECT SETUP SLIT EXP TIME DIMM AIRMASS COMMENTS

22:49 EG274 gr11+gr13+gr16 1.0, 1.5 60 1.3" 1.1 STD star

23:37 SN2018dyz gr13 1.0 2x1800 0.76" 1.3 Follow-up

00:42 SN2018bsz gr11 1.0 2x2700 0.80" 1.0 Follow-up

02:30 AT2018dyb gr11+gr16 1.0 1500 0.88" 1.3 Follow-up

03:45 GRB180728A BVgri - 300;200 0.80" 1.3 clouds

04:30 - 07:00 thick clouds

07:13 AT2018eec gr13 1.0 900 0.88 1.1 classification SN Ia

07:38 SN2018ecb gr13 1.0 2700 0.90 1.2 Follow-up (clouds)

08:46 SN2017jei gr11 1.0 3300 0.85 1.5 Follow-up difficult to find, no signal in the spectrum

09:48 Feige110 gr11+gr13+gr16 1.0, 1.5 60 0.80 1.4 STD star

Daytime calibrations: morning Arcs, flat