Night Report 2018-02-20

Observers: Jesse T. Palmerio, Ken W. Smith

Support Team: David O'Neill, Owen McBrien, Peter Clark, Erkki Kankare

TAT:  Regis Cartier, Lluis Galbany

TO: Mauricio Martinez (day) Eduardo Matamoros (night)

Calibrations: EFOSC2: PESSTO_calib, PESSTO_bias

Weather: High humidity early in the night (75% until 5:00 UT, then 45%), thin/clouds with good seeing (0.4"-1.1").

UT         Object         setup          exp          airmass  seeing  note

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SOFI

00:53:00   SN2017jcu      JH           400/360s       1.57     1.1"

01:07:00   AT2018jei      JHK        400/360/720s     1.54     1.1"

01:40:00   SN2018hi       JH           400/360s       1.1      0.8"

02:03:00   SN2018oh       JHK        400/360/720s     1.7      0.8"

02:41:00   Swaped to EFOSC

02:57:00   SN2018rw       gr11 sl1      2700s         1.13     0.7"

03:54:00   SN2018rw       gr16 sl1      2700s         1.3      0.8"

04:52:00   SN2017gax      gr11 sl1      1800s         2.0      0.7"

05:33:00   SN2017hpi      gr13 sl1      1800s         1.22     0.8"

06:05:00   Std_LTT3864   

06:19:00   Vela Pulsar*    R              600s         1.30     0.9"

06:33:00   SN2017iuk      gr13 sl1      2700s         1.06     0.8"

07:24:00   SN2017iuk      gr13 sl1      2700s         1.13     0.5"

08:17:00   SN2017iuk      gr13 sl1      2700s         1.27     0.5"

09:10:00   AT2018wh       gr13 sl1       600s         2.07     0.9"    class -> SNIa at z=0.05, +12d?

09:29:00   AT2018sj       gr13 sl1       300s         1.2      0.7"    class -> ?

* This object was observed to assist the 3.6m observers for calibration purposes.