Night report 2017-04-15

Observers: Claudia Gutiérrez, Regis Cartier

TAT on duty: Joe Anderson, Kate Maguire

Support team: Francesco Taddia, Jesper Sollerman, Christoffer Fremling

Daytime calibrations: PESSTO_EFOSC_bias, PESSTO_EFOSC_calib

Weather conditions:

Completely cloudy at the beginning of the night (The dome was closed until 00:00 UT)

At 00:00 UT: Sky partly cloudy, seeing of 1.2", humidity ~ 20%, wind ~ 6m/s. The observations started at 00:15 UT.

At 04:00 UT: Sky completely covered (Dome closed)

No more observations during the night due to the clouds.

Seeing: 1.2 arcsec (00:21 UT), 1 arcsec (03:18 UT)

UT Target RA DEC Time spent(min) slit/grism or filter Description

00:17 AT2017cuh 05:34:52.24 -20:02:48.10 27 + 8 gr13 Classification: SN Ia at ~7 days after max, z=0.053.

00:55 SN2017cyy 09:36:36.30 -63:56:54.6 37 + 3 gr11 Follow-up. SN Ia few days before max.

01:36 SN2017cyy 09:36:36.30 -63:56:54.6 40 gr16 Follow-up. SN Ia few days before max.

02:20 AT2017cfo 00:38:12.91 +28:07:02.0 40 + 7 gr13 Follow-up. SN II, Halpha with a weak absorption component.

03:09 AT2017awz 11:07:35.48 +22:51:04.5 35 gr13 Follow-up. SN Ia with decent signal.

03:45 LTT3864 10:32:13 .90 -35:37:42.4 15 g11+g16 Standard telluric --Thanks to the TO!!! :) --