Observers: Francesca Onori, Giacomo Cannizzaro TAT: Annalisa De Cia, Joe LymanSupport Team: G. Cannizzaro, F. Onori, Z. Kostrzewa-Rutkowska, P. Jonker Instruments: SOFI, EFOSC2 Weather conditions: At sunset: clear sky, humidity 33%, wind speed 4.7 m/s UT 05: clear sky, humidity 14%, wind speed 4.3 m/s Morning: clear sky, humidity 16%, wind speed 1.0 m/s CALIBRATIONS: SOFI: specflat EFOSC: bias, arcs, skyflats grz LOG ***SOFI*** TARGET TYPE UT FILTER/GRISM SLIT SEEING AIRMASS COMMENTS Feige110 STD 23:44 BG, RG 1.0 - 1.1 AT2017gww Follow up 00:10 JHK - 1.3 AT2017gah Follow up 00:45 JHK 0.9 1.1-1.5 AT2017hcc Follow up 04:10 JHK 1.2 1.3 AT2017hcc Follow up 04:15 BG, RG 1.0 1.2 1.6 Hip00144 Telluric 05:28 BG, RG 1.0 0.9 1.7 AT2017fzw Follow up 05:55 JHK 0.8 1.1 AT2017fzw Follow up 06:25 BG 1.0 0.9 1.0 Approached elevation limit, so only 8 out of 12 spectra taken Hip32868 Telluric 07:27 BG, RG 1.0 0.7 1.0 ***EFOSC*** AT2017hxt Classification 8:05 g13 1.0 1.0 1.3 type Ib(?) L745a STD 8:20 g13 1.0 1.0 1.0 |