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Night Report 2018-04-05

Observers: Daniele Melasani, Adam Rubin
Support Team: Giorgos Leloudas, Kasper Elm Heintz
TAT:  Joe Anderson, Kate Maguire

Calibrations: EFOSC bias, arcs, dome flats
Weather: Thin cirrus, seeing 1''-1.5''

SOFI







UT  Object  setup  slit  exp  airmass  DIMM  Acquisition Image quality Comments
23:26 ASASSN-18fv JHK 1 1.6x3 1.33 1.16
followup
23:45 SKY JHK 1 1.6x3 1.31 1.37

23:48 2MASS_10360106-5937105 JHK 1 1.6x3


standard
23:50 SKY JHK 1 1.6x3



23:51 ASASSN-18fv BG,RG 1 6,7.5


followup
23:59 HIP053982 BG,RG 1 15,20 1.24 1.12
telluric standard
00:12 LTT3218 BG,RG 1 20,45


star has proper motion - picked wrong one
00:16 LTT3218 BG,RG 1 20,45


flux std, exposed again to get correct source
00:24






stopped SOFI









EFOSC







UT  Object  setup 
 exp  airmass  DIMM  Acquisition Image quality Comments
00:48 AT2018zr gr11+Ugr 1 1500 2.5 1.06 1.7 followup
01:29 AT2018ajp gr13 1 300 1.4 1 1.4 classification
01:45 LTT3864 gr11,13,16,18,20 1 80 each 1.01 0.92 1.1 standard
02:20 SN2018oh gr11+gr16 1 1200 each 1.66 1 1.5 followup
03:18 AT2018ys g13 1 1200 1.28 0.88 1.1 classification, weak trace so taking another exposure
03:50 AT2018ys g13 1 1200 1.35 1 1.44 same
04:18 SN2017ijn g11,g16 1 1500 each 1.38 1.34 1.4 followup
05:23 ASASSN-18fv gr11,16,18,20 1 6,4.5,10.5,10.5 1.37 0.87 1.32 followup
05:55 AT2018apl g13 1 300 1.03 1.07 1.1 classification
06:01 SN2018agk g11 1 1500 1.14 1.3 1.2 followup
06:39 SN2018aoz g16 1 1400 1.4 1.2 1.4 acquisition image very bright (we estimate 14th mag). ended exposure early to save time
07:15 SN2018aoz g11 1 300 1.47 1.2 2 followup
07:24 AT2018ahz g13 1 600 1.1 1 1.4 classification
07:39 SN2018ahq g11,16 1 1500 each 1.45 1 1.4 followup
08:45 AT2018ahx g13 1 900 1.38 1.3 1.4 classification
09:07 AT2018zj g13 1 1500 1.46 1.2 1.7 classification, close to the moon and poor seeing
09:41 AT2018ang g13 1.5 300 1.42 1.45 1.92 classification, taken during twilight, 1.5’’ slit
09:55 EG274 gr11,13,16 1,1.5



taken in twilight
10:11 Flats Ugr




taken in twilight
10:24 End of run






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