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2021-02-11

Observers:  Maxime Deckers, Simon Prentice
Support: Jacco Terwel, Mark Magee
TAT: Cristina Barbarino, Giuliano Pignata, Tomás E. Müller Bravo

EFOSC Calibrations: bias, calib, UBVRI skyflats


Weather:
Start: humidity 48, wind 1.5, seeing -
Middle: humidity 54, wind 0.9, seeing 1.2
End: humidity 55, wind 1.3, seeing 1.2

Comments:
We switched from EFOSC2 to SOFI near the start of the night, and later back to EFOSC2

Started with EFOSC

 UT Target Type Set up
 Slit Exposure Airmass Seeing Notes
 00:34AT2021bxu Classificationgr131.0900s1.30.8Odd Ib/IIb, already classified
 01:00AT2021blz Follow upgr131.01500s1.00.8 

Switched to SOFI

 UT Target Type Set up
 Slit Exposure Airmass Seeing Notes
 01:53SN2021bmr Follow up JH  -2520s1.00.8
 02:46SN2021bnd Follow up JH -2520s1.11.1 
 03:25SN2021bmy  Follow up JH -2520s1.11.2 
 04:13SN2021bpn Follow up JH -2520s1.11.2 
 05.01SN2021bsx Follow up JH -2520s1.51.2 

Back to EFOSC2

 UT Target Type Set up
 Slit Exposure Airmass Seeing Notes
 06:05l745aStandardgr11, gr16, gr131.0, 1.5100s1.41.2
 06:30ZTF21aajezvpClassificationgr131.0-1.51.2 No source visible
 06:36ZTF21aaisnthClassificationgr131.0900s1.31.2 Looks like SN Ia
 06:58AT2021ckuClassificationgr131.0600s1.01.2 SN Ia around max
 07:16SN2021canFollow upgr111.01500s2.01.2 
 07:48AT2021cpiClassificationgr131.0900s1.81.2 Blue and featureless, likely young SN II
 08:10ZTF21aahfjbsClassificationgr131.0900s1.91.2 SN Ia at max
 08:30AT2021cklClassification gr131.0600s1.51.2 Just galaxy?
 08:44LTT3864Standardgr11, gr16, gr131.0, 1.5100s1.31.2 
Comments