Observers: Christian Vogl, Andreas Flörs, Stefan Taubenberger Support Team: Stefano Benetti, Lina Tomasella, Andrea Pastorello TAT: Lluís Galbany, Christa Gall, Joe Lyman Calibrations: EFOSC UBVR, bias, arcs, dome flats Weather: cloudy at the beginning, but later on clear sky; seeing spiked to 2" between 06:00 and 08:00 UT Object setup exp airmass DIMM Image quality Comments ---------------------------------------------------------------------------------------------------------------------------------------- SOFI 23:32:00 ASASSN-18fv + sky JHK 1.4 0.7" 23:41:00 2MASS_10360106-5937105 JHK 1.4 0.7" + sky 23:48:00 ASASSN-18fv BG,RG 1.4 0.7" 23:53:00 TStd HIP053982 BG,RG 1.4 0.7" 00:02:00 Std LTT3218 BG,RG 1.0 0.7" 00:10:00 Image Analysis 00:32:00 SN2017jei JHK 1.8 0.9" 0.7" - 0.8" 01:16:00 SN2018oh JHK 6 deg from moon 01:23:00 SN2016jbu JHK 1.4 1.1" 02:44:00 SN2018ec JHK 1.0 1.3" 03:36:00 SN2017jfv JHK 1.2 1.2" 0.8" - 0.9" 05:02:00 SN2017jfs JHK 1.3 1.0" 06:26:00 SN2018agk JHK 1.1 1.4" 1.0" - 1.1" ------------------------------------------------------------------------------------------------------------------------------------------- EFOSC 07:13:00 ASASSN-18fv gr11,16,18,20 2x~1-2s 1.6 1.7" 07:34:00 AT2018amd gr13 900s 1.7 1.9" 2.0" Switch to 1.5" slit classification: type II 08:00:00 AT2018ame gr13 900s 1.7 1.8" 2.1" classification: type Ia 08:20:00 AT2018aja gr13 600s 1.1 1.7" classification: CV? 08:37:00 BRUTUS8204_3 gr13 600s 1.2 1.5" classification: type Ia, super-Ch? 09:00:00 AT2018akb gr13 600s 1.1 1.1" 1.3" classification: type Ia 09:15:00 AT2018alh gr13 1200s 1.7 1.0" 1.4" Switch to 1.0" slit classification: type Ia 09:30:00 AT2018amn gr13 200s 1.3 1.0" classification: suspected black hole binary |
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