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Night Report 2021-01-06

Observers: Shubham Srivastav, James Gillanders
Support: Luke Shingles, Michael Fulton
TAT: Simon Prentice, Claudia Gutierrez
EFOSC2 Calibrations:
Spectroscopic arcs
Biases
UBVRi skyflats 

Weather:
Start: humidity 65% wind 1.7 m/s
Middle: humidity 51% wind 5.8 m/s
End: humidity 61% wind 2.8 m/s

Comments:

 UT Target Type Setup Slit Exposure[s] Airmass Seeing["] Notes
 00:50 Image Analysis      
 01:15 AT2020aeje classification Gr13 1 600 1.6 1.5 SN II. SNID and Gelato find good matches with IIPs. z ~ 0.02 from SNID.
 01:30 AT2020abxp classification Gr13 1 900 1.6 1.2 Faint in the 30s acquisition image, buried under galaxy flux.
 01:57 AT2020abtz classification Gr13 1 900 1.7 1.4 Noisy spectrum. SN Ia at z ~ 0.1?
 02:18 GD71 standard  Gr11, 13, 16 1, 1.5 1200 1.5 1.4 
 02:43 AT2021gj classification Gr13 1 900 1.9 1.1 Ia-91T around max, host z = 0.090. 
 03:06 SN2020uew followup Gr13 1 2700 1.1 1.3 
 04:00 AT2021go classification Gr13 1 900 1.3 0.6 Ia, shallow Si II, Ia-91T? z ~ 0.1 from SNID.
 04:20 SN2020aatb followup Gr13 1 1800 1.1 0.5 
 05:20 L745A standard Gr11, 13, 16 1, 1.5 900 1.0 0.6 
 05:49 AT2021gi classification Gr13 1 900 1.3 0.8 Normal Ia around max. H alpha from host implies z = 0.071.
 06:12 Image Analysis      0.8 
 06:45 SN2020adow followup Gr11, 16 1 900, 900 1.9 0.9 
 07:30 AT2020acvz classification Gr13 1 900 1.2 0.7 SN I. Ia (or Ia-91T) or Ic past max at z ~ 0.1.
 07:54 AT2020aeqn classification Gr13 1 900 1.6 0.7 Normal Ia past max at z ~ 0.06.
 08:25 L745A standard Gr11, 13, 16 1, 1.5 900 1.4 0.6