Night Report 2017-10-09

Observers: Erkki Kankare, David O'Neill

TAT: Janet Chen, Lluís Galbany

Support team: Mark Magee

Subrun night: 1.1

Instruments: EFOSC2

*** WEATHER CONDITIONS

Night Humidity Wind speed Sky

beg. 40 % 5 m/s clear

mid. 30 % 10 m/s clear

end. 30% 9 m/s clear

*** CALIBRATIONS

EFOSC2 bias

EFOSC2 spectroscopic flats

EFOSC2 spectroscopic arcs (evening and morning)

EFOSC2 gr skyflats

EFOSC2 UVi skyflats

*** LOG

Target Type UT Filter/Grism Slit Seeing Airmass Comments

AT2017hbf classification 23:50 g13 1.0" 1.5" 2.3 Type Ia, +8 to +10 d

E6131 standard 00:05 g11,g16,g13 1.0",1.5" 1.3" 1.2

ATLAS17lfh classification 00:30 g13 1.0" 1.1" 1.6 Type Ia, +11 to +15 d

SMT17scn follow up 00:50 g13 1.0" 1.0" 1.2

AT2017gpp follow up 01:40 g13 1.0" 0.9" 1.1

AT2017gah follow up 03:25 g11,g16 1.0" 0.9" 1.2

Feige110 standard 04:30 g11,g16,g13 1.0",1.5" 1.2" 1.2

AT2017hdq classification 04:55 g13 1.0" 1.1" 1.3 Type Ia, at max

AT2017gvp follow up 05:15 g11,g16 1.0" 1.0" 1.4

AT2017guh follow up 06:20 g11,g16 1.0" 1.3" 1.1

AT2017fzw follow up 07:10 g11,g16 1.0" 1.2" 1.1

AT2017grf classification 08:15 g13 1.0" 1.3" 1.3 Blue continuum

2MASX J06192.. follow up 08:35 g13 1.0" 1.1" 1.3

GD71 standard 08:55 g11,g16,g13 1.0" 1.6" 1.4

AT2017hbj classification 09:10 g13 1.0" 1.3" 1.2 Blue continuum, young Type II?