Night report 2017-06-02

Observers: G. Pignata, L. Wang

TAT on duty: J. Anderson, R. Cartier

Support team: L. Galbany

UT=12.15 Skyflat Arc

Low wind, low humidity, lots of clouds, technical problems with EFOSC starting 4.0 UT

UT/Target/RA/DEC/time spent(min)/slit/grism or filter, description

22:45 LTT3864 10:32:13.90 -35:37:42.4 15min 1.0" Gr11+Gr13+Gr16 seeing 0.7" standard

22:58 problem with the display need to reboot the system

23:37 AT2017awz 11:07:35.48 22:51:04.5 50min 1.0" Gr13 seeing 0.7"

00:20 AT2016iyd 07:37:09.76 -52:19:04.1 15min gri seeing 0.6"

00:35 AT2017ben 09:18:48.44 -12:15:33.1 40min BVgri seeing 0.6" No SN visible, clouds?

01:15 SN2017dft 10:57:32.05 -14:50:06.0 120min 1.0" gr13 seeing 0.7"

03:15 AT2017eef 11:38:36.85 -09:01:47.9 class 40min as Ia-91T at +16d z=0.065 seeing 0.5"

03:45 ATLAS17fpq 16:00:06.21 +29:14:33.6 class 10min nothing is visible, aborted

03:54 AT2017ehf 14:21:46.15 -01:23:15.2 class 20min Ia-norm at +17d z=0.055 seeing 0.7"

04:11 EG274 16:23:33.75 -39:13:47.5 15min 1.0" Gr11+Gr13+Gr16 seeing 0.7" very low S/N, useless

04:30 AT2017ekg 17:04:10.30 +02:20:53.5 class 30min seeing 0.5" clouds low SNR

05:00 AT2017ekm 19:39:59.68 -01:48:19.9 class 30min seeing 0.6" clouds low SNR

05:35 AT2017ekl 20:14:42.06 -08:44:48.8 class 30min seeing 0.8" target clearly visible in the acquisition image, but nothing visible in the spectroscopic image, repeat the acquisition, nothing again, we decide to switch to SOFI

06:26 switch to SOFI

06:47 SN2017dfb 15:39:05.03 +05:34:16.9 30min JHK seeing 0.9"

07:16 LSQ15adm 20:14:21.82 -58:08:20.2 60min K seeing 0.9"

08:17 AT2016iks 23:07:21.52 +02:54:28.2 100min JHK seeing 0.8"

10:20 switch to EFOSC to perform a diagnostic test on the problem found at 05:35 UT, now everything seems to be OK, not clear what was the problem.

10:36 end of the observations