NIght Report 2015-02-14

Observers : Laurent Le Guillou, Ayan Mitra

Support team : Nicolas Chotard, Pierre Francois Leget 

TAT : Joe Anderson, Nancy Elias-Rosa

Clear sky, low wind, below 50% humidity.

Photometric night.

(times are in UT)

CALIBRATIONS :

 - Evening : EFOSC_bias, EFOSC_FlatSpec, EFOSC_SpecArc

 - Morning : EFOSC_SkyFlat: UBVRi

SCIENCE OBSERVATIONS :

--- SOFI ---

 - 00:32  seeing ~ 0.7"

 - 00:40  OGLE-2015-SN-043 photometry JHK 

          bad OB : J images have a bad FITS file name : name_J_*               

 - 01:52  OGLE-2014-SN-073 photometry JHK

 --- EFOSC ---

 - 03:19 PG1047 phot. standard 

 - 04:02 OGLE-2015-SN-043 photometry BVRi  

 - 04:20 OGLE-2014-SN-073 photometry VRi

 - 05:10 L745a standard star g11+g13+g16 

 - 05:17 seeing ~ 0.95, temperature 18.3, humidity 27 

 - 05:38 RU152 photometric standard 

 - 05:51 PSNJ10544216-2104138 follow up g11+g16 

 - 07:10 LTT3864 standard star g11+g13+g16 

 - 07:30 LSQ15kp classfication with gr13 

         very noisy spectrum : no conclusion 

 - 08:06 EG274 standard star g11+g13+g16

 - 08:28 PSNJ14095513+1731556 classification gr13 

         SN Ia at maximum, z ~ 0.003           

 - 08:56 SN2014ad photometry in r 300s 

 - 09:00 seeing ~ 0.7", humidity 44%, T 16°C

CONCLUSIONS:

 - LSQ15kp : no conclusion

 - PSNJ14095513+1731556 : SN Ia at maximum, z ~ 0.003