Night Report 2015-02-09

=> NO EFOSC dawn sky flats

- 05:31 DOME OPENED

image analysis

- 09:17 Twilight: DOME CLOSED

- 09:xy EFOSC_SpecFlat, EFOSC_SpecArc

Observers: Sylvain Baumont, Paula Zelaya

TAT: Joe Anderson, Nancy Elias-Rosa

Clouds at the beginning of the night :(((

CALIBRATIONS:

- 21:00 EFOSC_bias, EFOSC_calib

slit angle check DONE

- 23:47 Sunset:

DOME CLOSE due to clouds/humidity above 80%

OBSERVATIONS:

--- EFOSC ---

- UT 05:56 OGLE-2015-SN-035 : CLASSIFICATION, Seeing 0.8-0.9'', Airmass=1.8

(noisy spectrum, broad emission line at 6800A)

Acceptable SNID fit with SN-IIP sn04et+6d, z=0.038

or sn06bp+4d, z=0.043

- UT 06:17 STD_L745a

- UT 06:31 SN2015D : FOLLOW UP, gr11,gr16, Seeing 0.7-0.5'', Airmass=1.5

--- Switch to SOFI ---

- UT 08:02 SN2015D : FOLLOW UP, JHK, Seeing 0.6-0.8'', Airmass=1.4