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Night report 2014-01-30

Observers: Giorgos Leloudas, Mattias Ergon
Support: Jesper Sollerman, Francesco Taddia, Joel Johansson
TAT on duty: Cosimo Inserra, Richard Scalzo

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WEATHER CONDITIONS:
start: wind 3.7 m/s; temp. 12.5 C; humid. 74%; Clear.
middle: wind 2.7 m/s; temp. 13.0 C; humid. 71%; Clear.
end: wind 4.8 m/s; temp. 12.3 C; humid. 67%; Clear.

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CALIBRATIONS

Afternoon:
EFOSC bias, arcs

Evening twilight:
flats : grz

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OBSERVATIONS

Target                         Type            UT          Filter/Grism         Slit          Seeing             Comments
SN 2013ej                  Follow-up   00:35             g16               1.5                                  Started early cause target is setting. Airmass > 2.1
LSQ12dlf                    Follow-up   01:14               V                                1.0                   Seeing looks ok, so we go ahead with deep imaging
SN 2013gr                 Follow-up    02:27             g16                1           
L745a                        Spec std      03:12      g11, g16, g13     1, 1.5        1.4 (DIMM)       1.6" in the acq. image
LSQ14mo                   Class           03:41             g13                 1            1.5 (DIMM)       SLSN-I ! Match to PTF09cnd at pre-max. Probably z~ 0.25.
CSS140128-
    082352+043655   Class           04:25             g13                  1           1.4 (DIMM)        SN Ia @ z=0.06 and likely pre-max up to -6d
LSQ14mo                   Class           04:46             g11                  1            1.1                   Going deeper/bluer/higher-res. Mg II ~3510AA:  z=0.253 !
SN 2013dg                 Follow-up    06:03             gri                                 1.1                   Deep imaging. Seeing at 07:18 is 1" on the image.
                                                                                                                                        Image analysis performed before i-band.
LTT3864                    Spec std       08:34      g11, g16, g13     1, 1.5        1.0



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