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Night report 2021-04-10

Observers: Priscila Pessi
Support: Christian Vogl, Andreas Floers, Geza Csoernyei, Alexander Holas and Stefan Taubenberger
TAT: Giuliano Pignata, Jacob Teffs, Michel Dennefeld

EFOSC Calibrations: 
Bias, dome_flats, arcs.

Weather:
Start: humidity 37%, wind  3.4 m/s, seeing 1.1
Middle: humidity 30%  wind  5.4 m/s, seeing 0.8
End: humidity 26% wind  3.5m/s, seeing 1.2

Comments:

SOFI: 
23:09 image analysis

UT
Target
Type
Setup
Exposure
Airmass
Seeing
Notes
23:12
SN2020znr
followup
JK
00:55:54
1.7
1.1

00:02
SN2021bnw
followup
JHK
01:25:04
1.7
1.2

01:17
SN2021hiz
followup
JH
00:08:36
1.6
0.8

 01:23 SN2021fwy followup JH 00:52:44 2.0 0.9 

EFOSC:
02:10 switch to EFOSC
02:19 image analysis

 UTTarget 
 TypeSetup SlitExposure (s)Airmass
Seeing 
Notes
02:38
AT2021ill
classification
gr13
1
1000
1.1
0.9
type Ia, z=0.053
03:00
gd153
std
gr11,13,16
1,1.5
-
1.7
0.9

03:27
SN2020acat
followup
gr11,16
1
1800 each
1.1
0.9

04:48
AT2021ipf
classification
gr13
1
900
1.2
0.8
type Ia, z=0.054
05:10
AT2021iso
classification
gr13
1
900
1.1
0.8
Featureless
05:33
AT2021ijh
classification
gr13
1
1200
1.2
1.3
CCSNe. Type II (?)
 05:59 AT2021hiv classification gr13 1 600 1.2 1.5type II, z=0.025
 06:14 EG274 std gr11,13,16 1,1.5 - 1.1 1. 
 06:33SN2021fxf
 followupgr11,16
1
 15001.4
 0.9 
07:41
 AT2021ifyclassification
gr13
1
900
 1.4 1.2 Type Ia, z=0.057
 07:57 SN2020sjw followup -     --
-
 - Source not visible in acquisition image
 08:24 SN2021hkufollowup
 gr11,16 1 1500 each
1.4
 1.1 gr16 flats were odd looking (they had counts but the shape of the pixel values didn't seem right) so they were taken again. The next set of flats resulted equal to the first set although the TIO checked the setup.
 09:44 AT2021gvv classification gr13 1 1200 1.5 1.2 Type II (?)


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