Main page‎ > ‎Observing Runs‎ > ‎Night Reports‎ > ‎

Night Report 2019-04-25

Observers:
Matt Nicholl, Phil Short

Support Team:
Charlotte Angus, Miika Pursiainen, Phil Wiseman

TAT:
Stefan Taubenberger, Mariusz Gromadzki, Janet Chen


Calibrations:
EFOSC2
Bias
Dome flats + arcs (evening)
arcs (morning)

Weather:
Before sunset, light clouds, 67% humidity, 13.6m/s wind
Sunset 22.21, End twilight 23.35
Light cloud cover throughout the night, seeing got worse near the end but improved for the final standard
 
Comments:


EFOSC2

 UT Target Type Setup Airmass Seeing
 Exp time Notes
 02:08 LTT3864     Std Gr#11+16+13
 slit 1.0+1.5
 1.04 1.4 8 x 80s
 Image analysis was conducted after standard
 02:43 ATLAS19hwn    Classification r#784
 1.95 1.4 5 x 200s
 No source detected, approx. limit 23 mag
 03:10 AT2018hyz Follow-up
 Gr#11 slit1.0
 1.47 1.3-1.4 2 x 2700s
 
 04:55 ZTF19aarzaod    Classification Gr#13 slit1.0
 1.53 1.2 1 x 1500s
 Weak, broad Ha at host z, not kilonova. GCN24211
 05:28   SN2019cxt
 Follow-up
 Gr#13 slit1.0  
 1.15
 1.3 1 x 2700s
 Sequence of 2, exposures interrupted to observe GW counterpart candidate.
 06:20 PS19qo         Classification Gr#13 slit1.0  
 1.41     1.3 1 x 1800s
 Type II - GCN24215
 06:58    PS19qo
 Classification
 ugriz 1.34 1.3 u 300s
griz 200s
 Abandoned after classification from spectrum
 07:11 SN2018evt  Follow-up    
 Gr#13 slit1.0
1.43
 1.2 1 x 1500s
 
 07:48 PS19qp Classification    
 Gr#13 slit1.0
1.08
 1.2
 1 x 1800s
 GCN24217, red and featureless, hosts Ha at z=0.037
 08:25 AT2018fyk Follow-up
 Gr#11 slit1.0
1.91
 1.7 1 x 1800s
 Skipped second exposure to get imaging on PS19qp
 09:02 PS19qp Classification griz 1.16 1.7 9 x 30s in each filter w/dither
 Offset from centre to remove bright star from field.
 09:55 eg131 Std Gr#11+16+13
 slit 1.0+1.5
 1.08 1.1 8 x 80s 
Comments