Observers: Francesca Onori, Giacomo Cannizzaro TAT: Annalisa De Cia, Joe LymanSupport Team: G. Cannizzaro, F. Onori, Z. Kostrzewa-Rutkowska, P. Jonker, K.M. Lopez Instruments: SOFI, EFOSC2 Weather conditions: UT 00:00 clear sky, humidity 45%, wind speed 2.2 m/s UT 04:22 thin clouds, humidity 27%, wind speed 6.0 m/s, seeing 1.15 CALIBRATIONS: EFOSC: bias, arcs (also for g20); LOG TARGET TYPE UT FILTER/GRISM SLIT SEEING AIRMASS COMMENTS Feige110 STD 00:10 g11, g16 ,g13 1.0, 1.5 1.1 AT2017iks Follow up 00:40 BVgri 1.0 1.2 AT2017hxv Classification 01:45 g13 1.0 1.1 1.2 AT2017gww Follow Up 01:58 g13 1.0 1.2 Problem with focus AT2017gww Follow Up 02:07 g13 1.0 1.0 1.3 AT2017hxz Follow Up 02:47 g11 1.0 1.0 1.2 AT2017hxz Follow Up 03:40 g16 1.0 1.1 1.1 AT2017hyw Classification 04:42 g13 1.0 1.2 1.3 Switch to SOFI UT 04:53 AT2017fzw Follow Up 05:30 BG 1.0 1.0 1.2 Difficult to center in the slit, object very faint in the field. Hip31280 Telluric 07:00 BG, RG 1.0 1.2 1.0 LTT3218 Standard 07:10 BG 1.0 0.5 1.2 Allignment problems LTT3218 Standard 07:21 BG 1.0 0.6 1.2 Switch to EFOSC ATLAS17naq Classification 07:45 gr13 1.0 0.5 1.2 L745a Standard 08:00 gr11,gr13,gr16 1.0,1.5 1.4 1.0 AT2017hyx Classification 08:30 gr13 1.0 0.5 1.3 |