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.