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Night Report 2014-01-23


Observers: Giorgos Leloudas, Mattias Ergon
Support: Jesper Sollerman, Francesco Taddia, Joel Johansson
TAT on duty: Annalisa de Cia, Maria Teresa Botticella

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WEATHER CONDITIONS:
start: wind 1.5 m/s; temp. 13.7 C; humid. 63%; Some clouds but looks like improving.
middle: wind 0.3 m/s; temp. 13.2 C; humid. 44%; Clouds have cleared out (except perhaps towards the horizon)
end: wind 4.8 m/s; temp. 11.2 C; humid. 76%; Clear.

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CALIBRATIONS

Afternoon:
EFOSC bias, arcs

Twilight:
Morning : grz  flats

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OBSERVATIONS

Target                         Type            UT          Filter/Grism         Slit          Seeing             Comments
L745a                        Spec std      00:42      g11, g16, g13     1, 1.5          1.1
SN 2013ej                   Follow-up    01:00             g11                 1             1.0                Airmass: 2.33 @start. Almost reached pointing limit.

Image analysis. Here we also lost time with trying to place both objects in the slit.

LSQ13cuw                 Follow-up    02:15             g13                  1            1.1                Slit through SN & nearby galaxy to determine host z
LSQ13ddu                 Follow-up    03:50              gr                                  0.9                We will do the iz filters another day.        
OGLE-2013-SN-016 Follow-up    04:52             Vri                                  1.1                ERROR : the r-band was actually UNFILTERED !!!!!!
L745a                        Spec std      05:38      g11, g16, g13      1, 1.5         1.1
LSQ14in                       Class         06:02            g13                   1             1.1               Target has moved by ~20 arcsec. So not a SN. Aborted.     

Image analysis

LSQ14ie                       Class         06:20            g13                   1             1.0                SN Ia @ -8d, z = 0.079
LSQ14gs                       Class        06:56            g13                   1             1.3                SN Ic @ max. Good match to SN 2004aw, z~0.045
LSQ14hq                       Class        07:17            g13                   1             1.2                SN Ia @ +5d, z= 0.078
LSQ14ge                       Class        07:40            g13                   1             1.2                Object not here ...
LSQ14gf                       Class        07:45            g13                   1             1.2                Object not here ... Annoying ...
MASTERJ110457.1+300122.0  Class  07:59       g13                   1             1.2               SN Ia @ max, z= 0.03
LSQ14hm                     Class         08:12             g13                   1              1.2             SN Ia @ -1d, z = 0.06 
LTT3864                    Spec std       08:33      g11, g16, g13     1, 1.5            1.1


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