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