Main page‎ > ‎Observing Runs‎ > ‎Night Reports‎ > ‎

Night Report 2019-04-30

Observers:
Matt Nicholl, Phil Short

Support Team:
Charlotte Angus, Elizabeth Swann, Matt Smith

TAT:
Lluís Galbany, Hanin Kuncarayakti, Claudia Gutiérrez 


Calibrations:
EFOSC2
Bias
Dome flats + arcs
Sky flats grz

Weather:
Sunset: 22:18 Twilight (end): 23:31
At sunset, humidity 27%, wind 4.7m/s, no clouds, DIMM seeing 0.94 - photometric conditions
Conditions remained consistently good throughout the night, apart from a temporary spike in seeing as we started observing AT2019cri

Comments:


EFOSC2

 UT Target Type Setup Airmass Seeing Exp time Notes
23:14
L745a
Std
gr#11+13+16
slit1.0+1.5
1.07
1.2
8x100s

23:43
AT2019ecx
Classification
gr#13 slit1.0
1.50
1.3    
1x600s
Type Ia around z=0.03
23:58
AT2019bao
Follow-up
gr#11 slit1.0
1.25
1.22
1.3
2x1800s

01:10
ZTF19aajwogx
Follow-up
gr#13 slit1.0           
1.06
1.3
2x2700s
Offset from centre to remove bright star from field.
02:54  
AT2019cri
Follow-up        
gr#13 slit1.5
1.47
1.40
1.8
1.4
2x1800s
Slit changed to 1.5, grism to #13 due to worsening seeing. Improved at the start of the 2nd exposure but not very stable so we kept wider slit
04:10
EG274
Std
gr#11+13+16
slit1.0+1.5
1.20
1.4
8x60s

04:25SN2016alyFollow-up r 1.41x80sTransient not visible in acquisition image no spectrum taken as instructed
04:40
SN2019cxt
Follow-up
gr#13 slit1.0
1.09
1.16
1.4
2x1800s

05:50
SN2019bwa
Follow-up
gr#13 slit1.0
1.07
1.13
1.4
2x1800s

 07:04AT2018dyb    Follow-up gr#11 slit1.0
 1.19 1.4     1x2700s 
 07:56AT2019dwzClassification gr#13 slit1.0
 1.1 1.4 1x900sType Ia around z=0.05
 08:19AT2019cqc
Classification
 gr#13 slit1.0 2.01 1.4 1x900sLooks like transient has faded
 08:40AT2018fykFollow-up gr#11 slit1.0
 1.64 1.3 1x3600s 
 09:45EG131
 Std gr#11+13+16
slit1.0+1.5
 1.08 1.3 8x100s 
Comments