Night Report 2017-10-10

Observers: Erkki Kankare, David O'Neill

TAT: Janet Chen, Lluís Galbany

Support team: Mark Magee

Subrun night: 1.2

Instruments: EFOSC2, SOFI

*** WEATHER CONDITIONS

Night Humidity Wind speed Sky

beg. 60% 4 m/s clear

mid. 38 % 8 m/s clear

end. 49% 9 m/s clear

*** CALIBRATIONS

EFOSC2 bias

EFOSC2 spectroscopic arcs

SOFI spectroscopic flats

SOFI spectroscopic arcs

SOFI JHK dome flats

*** LOG

Target Type UT Filter/Grism Slit Seeing Airmass Comments

AT2017gah follow up 00:15 J,H,K - 1.4" 1.0

AT2016iks follow up 00:45 J,H,K - 1.1" 1.2

----: Switched to EFOSC2 :----

ATLAS17mai classification 02:25 g13 1.0" 1.3" 1.1 Type Ic, at maximum.

AT2017gzo classification 02:45 - - 1.7" 1.3 Target not visible in acquisition image.

AT2017hcy classification 02:55 g13 1.0" 1.9" 1.3 Blue continuum, narrow host lines.

AT2017lyu classification 03:10 g13 1.0" 1.3" 1.0 Type Ia, at max.

Feige110 standard 03:30 g11,g16,g13 1.0",1.5" 1.3" 1.1

AT2017hbj follow up 03:50 g13 1.0" 1.4" 1.5

AT2017grf follow up 04:25 g13 1.0" 1.3" 1.5

----: Switched to SOFI :----

HIP025573 standard 06:30 BG 1.0" 1.2" 1.2

AT2017fzw follow up 06:35 J,H,K 1.0" 1.3" 1.2

GD71 standard 09:30 BG 1.0" 1.2" 1.4