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Night report 2019-11-26

Observers: Thomas Wevers, Nada Ihanec
Support TeamMariusz Gromadzki, Emma Callis
TAT: Steven Williams, Giuliano Pignata, Roberta Carini 

Calibrations:
EFOSC daytime calibrations (biases, flats and arcs)
Sky flats UBVi (evening twilight)
Sky flats grz (morning twilight)

Weather: 
Start: Humidity 43%, wind speed 2.9m/s, seeing: 1".
Middle: Humidity 20%, wind speed  3m/s , seeing 1" 
End : Humidity 17%, wind speed  2.9m/s, seeing: 1"

Comments:
Relatively stable seeing through the night.
We had small earthquake...

Observations:

UT Target Type Setup Seeing Exptime Notes


EFOSC


seconds
Seeing measured from acquisition images
23:35
Sky flats
CALIB
UBVi



00:01
Image analysis





00:15
Feige110
CALIB
gr11, gr16, gr13
1


00:30
SN2019mrz
follow-up
gr13
1.3
3x2700
estimated redshift to 0.026, seeing changed to 1" and 1.2" during second and third spectra
03:11
AT2019szu
follow-up
gr13
1.2
2700

04:04
AT2019ofc
follow-up
gr13
1
2700

04:53
AT2019qiz
follow-up
gr11, gr16
0.9
1800, 1800

06:12
AT2019vqf
classification
gr13
0.8
600
astrodash gives Ia-91T, z=0.0667
06:25
AT2019vch
classification
gr13
0.8
750
astrodash gives Ia-91T, z=0.0678
06:45
AT2019vqd
classification
gr13
1.2
900
z=0.038 based on Halpha, astrodash gives IIn
07:02AT2018hyz
follow-up
gr11
1.12700
 
07:55 AT2019unbfollow-up
gr13
1.2 1500spectrum shows some features,  possible redshift 0.061
 08:25 L745aCALIB
 gr11, gr13, gr16
   
 08:43 Sky flats
 CALIBgrz
   
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