Night Report 2019-01-07

Observers: Giuliano Pignata & Ósmar Rodríguez

Support: Mariusz Gromadzki

TAT: Joe Anderson & Janet Chen

Calibrations

Morning: arcs gr11+gr13+gr16

Evening: PESSTO_bias, PESSTO_calib

Weather

Start: High humidity at the beginning. Wind speed 10 m/s. Seeing 0.8-1.4"

Middle: Humidity 30%. Wind speed 10 m/s. Seeing 0.8-1.2"

End: Humidity 40-70%. Wind speed 10 m/s. Seeing of 0.6-0.9" based on acquisition images.

Notes:

The night is not photometric.

01:30 UT: Telescope opened.

All observations were done with the 1.0" slit.

Instrument - EFOSC2

UT Target Type Setup airmass Seeing Notes

-----------------------------------------------------------------------------------------

01:36 SN2018gft follow-up gr13 2.2 1.3*

02:30 GD71 STD gr11+gr13+gr16 1.5 1.1*

02:45 SN2018hti follow-up gr11+gr16 1.6 0.8-1.3*

04:00 Image analysis

04:32 SN2018kpo follow-up gr13 1.8 0.9*

05:05 AT2019bp classification gr13 2.1 1.1* SN Ia

05:18 SN2018ibb follow-up gr11+gr16 1.6 1.3*

06:40 AT2019cj classification gr13 1.6 0.9** spectrum shows a blue continuum

06:56 AT2019bt classification gr13 1.2 0.9** SN Ia

07:20 AT2018lkb classification gr13 1.1 0.6** AGN

07:37 AT2018lhw classification gr13 1.5 0.7** SN Ia

07:57 AT2018kkt classification gr13 2.1 0.8**

08:20 ATLAS19abg classification gr13 1.15 0.6** SNII?

08:40 LTT3864 STD gr11+gr13+gr16 1.02 0.8**

*DIMM seeing.

**seeing from the acquisition images.