Night Report 2015-11-21

Observers: Jussi Harmanen, Hanin Kuncarayakti

TO: Ariel Sanchez

TAT: Maria-Teresa Botticella, Morgan Fraser

Data reducers: Seppo Mattila, Tuomas Kangas

Comments: Low winds, hazy, thin clouds at start (mostly near the horizons). Start with SOFI.

Twilight ends/starts at 0:49 / 8:07.

Log:

UT Target Comment

==================================================================

- - UBVR sky flats (i not taken)

00:28 ASASSN-15oz JHK, seeing ~1.5"

00:38 MASTERJ003918.04+035659.6 JHK, seeing 1.2"

01:10 ASASSN-15og JHK, seeing 1.1", still scattered thin clouds

02:27 ASASSN-14ko JHK, seeing 1.2", wind rising

02:37 PS15cwx JHK, seeing 1.5"

03:08 OGLE15qz HK, seeing 1.4"

------------------------------ SOFI run ends

04:04 change to EFOSC2

04:20 OGLE15qz seeing 1.2", B

04:40 PS15cwo seeing 0.8", gr 11/16 + slit 1.0, follow-up

~05:30 ----- cirrus clouds appear while still observing PS15cwo -----

05:57 OGLE15rw seeing 1.2", gr 13 + slit 1.0, classification

06:30 CSS151120-044526-190158 seeing 1.2", gr 13 + slit 1.0, classification

~07:00 ----- less clouds now -----

07:00 OGLE15qz seeing 1.6", U

07:30 PS15cwb seeing 1.2", gr 13 + slit 1.0, classification

08:15 STD -- L475a gr11/13/16 + slit 1.0 (in the twilight)