Night Report 2018-08-19

Observers: Z. Kostrzewa-Rutkowska, E. Callis

Support Team: M. Fraser

TAT: L. Galbany, J. Anderson

Calibrations:

EFOSC bias+calib afternoon, morning, skyflats UBVRi morning

Weather:

Evening: thin clouds, humidity 23%, dimm seeing 1.34''

Night: no clouds on pyrgeometer

Morning: humidity 8%

UT Target Type Setup Exp airmass seeing note

----------------------------------------------------------------------------------------- switch to SOFI

SOFI

23:06 LTT7987 STD 1.53 image analysis

23:28 SN2018enc Followup JHK 1.12 1.00

23:38 SN2018exc Followup JHK 1.62 1.50

00:09 HIP098373 Telluric BG 1.21 0.87

00:15 SN2018exc Followup BG 1.41 1.00 aborted, problems with focus

00:41 SN2018exc Followup BG 1.30 restarted

02:13 HIP098373 Telluric BG 1.03 1.07 reobserved just in case

02:17 SN2018ebu Followup JHK 1.20

02:47 switch to EFOSC

EFOSC

02:54 ATLAS18tea Class gr13/1" 900 1.03 0.76 seeing at acq ~1.2"

03:18 Feige110 STD 1.47 0.82

03:38 AT2018erl Class gr13/1" 900 1.08 0.94 seeing at acq ~1.0"

03:59 SN2016ieq Followup BVRi 1.05 0.70

05:08 AT2018ffi Class gr13/1" 1500 1.61 0.81

05:41 AT2018ffw Class gr13/1" 900 1.03 0.78

06:04 AT2018fds Followup gr11/1" 1800 1.47 0.66

06:40 AT2018fds Followup gr16/1" 1800 1.29

07:30 DES16C3eco Followup z 3600 1.23

08:46 AT2018ffx Class gr13/1" 900 1.04 seeing at acq ~1.3"

09:08 Feige110 STD 1.52

09:40 AT2018ffn Class gr13/1" 1500 1.33

10:09 AT2018eew Class gr13/1" 300 1.16