Night Report 2018-02-18

Observers: Jesse T. Palmerio, Ken W. Smith

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

TAT:  Cristina Barbarino, Morgan Fraser

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

Calibrations: EFOSC2: PESSTO_calib, PESSTO_bias, SOFI: specflat, SpecArc. Morning TO will run FlatJHK

Weather: Unable to observe until 02:45 UT, then thin clouds with humidity around 35%, excellent seeing (0.44"-1.0").

UT         Object         setup          exp          airmass  seeing  note

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SOFI

02:46:00   SN2017gax      JHK        360/360/800s     1.5       0.7"

03:56:00   SN2017jfa      JH          1080/1440s      1.45      0.7"

04:47:00   SN2018hi       JH           400/300s       1.04      0.6"

05:03:00   SN2018ub       JH           400/300s       1.55      0.6"

05:20:00   Switch EFOSC

05:30:00   SN2018jbu      BVri      600/270/180/180s  1.7       0.6"

06:14:00   SN2018jbu      gr11 sl1       1800s        1.8       0.6"

06:50:00   SN2018jbu      gr16 sl1       1800s        2.0       0.5"

08:28:00   Std_LTT3864 

08:45:00   AT2018wj       gr13 sl1       900s         1.3       0.8"