Night Reports 2018-02-12

Observers: Ken W. Smith, Jesse T. Palmerio,

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

TAT: Cristina Barbarino, Morgan Fraser

TO: Pablo Arias (day) Fransisco Labrana (night)

Calibrations: EFOSC2 PESSTO_calib, PESSTO_bias

Sky flats: UBVRi evening flats, grz morning flats except g band

Weather: Thin sky with humidity 30%. Good seeing (0.6" to 1.2").

Comments: Focus was redone regularly throughout the night.

UT Object setup exp airmass seeing note

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EFOSC

23:44:00 Sky_flats_UBVRi 1.0" only 4 out of 5 exposures for i band

00:27:00 Image_analysis 0.7"

00:40:00 AT2018rw gr13 sl1 600s 1.0 0.8" class -> SNIa-91bg at z = 0.038 +2 days?

01:01:00 SN2017ifu gr13 sl1 2700s 1.7 0.65" obs 1 out of 3, target is setting, we plan to observe tomorrow and the next night

02:06:00 Std_L745a 1.03 0.8" Standard star, high proper motion -> should update finder

02:42:00 SN2018ht gr13 sl1 3600s 1.35 0.7"

03:59:00 AT2018qb gr13 sl1 600s 1.56 0.8" class -> Galaxy? Ha, OIII and Hb at z = 0.08

04:17:00 AT2018hi gr13 sl1 300s 1.01 1.1" class -> SNII at z = 0.027 around +15 days?

04:43:00 SN2017jfs gr11 sl1 3600s 1.6 1.0"

05:47:00 SN2017jfs gr11 sl1 3600s 1.4 1.1"

06:51:00 SN2017jfs UBVgriz 300s each 1.25 0.8"

07:42:00 PG1047 1.27 0.7" Photometric field standard

07:53:00 SN2018ec griz 2x200/90/60s 1.19 0.7"

08:05:00 SN2017egv gr11 sl1 1800s 1.4 0.7" only 1 of 2 requested, S/N seemed good, may not need second observation?

08:52:00 Std_LTT3864 1.35 0.7" finished 8 min into twilight

09:13:00 AT2018pq gr13 sl1 180s 1.1 1.0" class -> SNII at z = 0.01 around +17 days?

09:32:00 Sky_flats_grz 1.0" g band was not executed, sky too bright, will be done tomorrow