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2021-02-15

Observers:  Luke Harvey, Mark Magee
Support: Maxime Deckers, Simon Prentice
TAT: Steve Schulze, Jacob Teffs, Santiago Gonzalez

EFOSC Calibrations: bias, calib, evening grz skyflats, morning RVBU skyflats


Weather:
Start: humidity 83, wind 8.0, seeing -
Middle: humidity 64, wind 10.2, seeing -
End: humidity 51, wind 10.3, seeing -

Comments:
High humidity delayed start - lost ~2 hours. DIMM seeing down for the night. Some clouds at various points.

Started with EFOSC

 UT Target Type Set up
 Slit Exposure Airmass Seeing Notes
02:23AT2021blz
Follow up
 gr13 1.0
1500
1.3
 -
Focus first
02:54    
AT2021cleClassification
 gr13 1.0 900s1.21.4Ia post-max
03:15AT2021cpgClassification
 gr13 1.0 600s1.3 Ia at max
03:33AT2021clwClassification gr13 1.0 300s1.3 Ia pre-max
03:45AT2021cssClassification gr13 1.0 300s1.3 CV? Possible H alpha at z=0?
03:58ATLAS21gfyClassification gr13 1.0 600s 1.1 Blue continuum, H alpha at z ~ 0.02, type II?
04:16
ZTF21aahdcpl
Classification
 
    Nothing visible in 40s acquisition, possibly due to clouds? Aborted.
04:27L745A
Standard gr11,13,16 1.0, 1.5 100s 1.1  
04:46
SN2021aek        
Follow up
 gr13 1.0 1800s 1.2  
05:25
SN2021zjFollow up
 gr13
 1.0 1800s 2.0  
06:00SN2020acatFollow up
 gr11+16 1.0 1500s each
 1.1  
07:03    
AT2021ctn    
Classification
 gr13
 1.0 900s 1.2  Ia
07:25AT2021csp
Follow up
 gr13
 1.0 1500s 1.4  
08:00GRB210211AFollow up
 R
 - 7x240s 1.8  
08:43
LTT3864Standard
 gr11,13,16
 1.0 100s 1.4  
Comments