Night Report 2018-02-16

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

Weather: Thin clouds with humidity around 60%, variable seeing (0.7"-1.5"), ski became clear towards end night according to pyrgeometer.

Comments: Calm night, humidity dropped at end of night to 25%.

UT Object setup exp airmass seeing note

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EFOSC

00:27:00 AT2018vr gr13 sl1 600s 1.6 0.8" class -> SNIa at z=0.07?

00:41:00 Std_L745a 1.15 0.7"

01:08:00 SN2018rw gr11 sl1 2700s 1.01 1.2"

02:01:00 SN2018rw gr16 sl1 2700s 1.03 1.0"

03:01:00 switch SOFI

03:24:00 SN2018oh JHK 400/360/720s 1.5 0.9"

03:55:00 SN2017jfs JHK 400/360/720s 1.65 0.9"

04:29:00 SN2017jfv JHK 1080/1440/1440s 1.61 0.8"

05:45:00 switch EFOSC

05:55:00 SN2017jfv BVgriz 6x300s 1.21 1.1"

06:47:00 Std_PG1047 UBVgriz 1.2 1.05"

07:20:00 Std_LTT2864

07:40:00 AT2018mr gr13 sl1 600s 1.6 0.9" class -> ??

07:54:00 AT2018vj gr13 sl1 900s 1.5 0.9" class -> Star?

08:23:00 AT2018sm gr13 sl1 900s 1.15 1.3" class -> Galaxy?

08:50:00 AT2018tt gr13 sl1 600s 1.85 1.4" class -> SNIa at z=0.06?

09:07:00 AT2018ke gr13 sl1 600s 1.06 1.1" class -> SNII at z=0.02?