Night report page - 20130727

Observers: Paul Vreeswijk, Annalisa De Cia and Cristina Barbarino

Support team: Ofer Yaron and Avishay Gal-Yam

TAT on duty: Maria Teresa Botticella and Matt Nicholl

TIO: Duncan Castex

************************************************

Subrun.night: 1.2 

Instruments: EFOSC2

*** WEATHER CONDITIONS

Night  Humidity  Wind speed      Sky 

beg.    ~30%       15-20 m/s     clear 

mid.    ~45%       15-18 m/s     some cirrus 

end.    ~35%       12-15 m/s     cirrus

*** CALIBRATIONS

PESSTO_calib (arcs only)

PESSTO_bias

+ NTT automatic morning calibrations

*** LOG 

Target                          UT          Obs. type    Flt/Grm   Slit   Seeing   Airmass   Quality   Comments 

                                                                                                                          (A/B/C)

SN2009ip                    07:35    Follow up     BVRi          -         1.8"       1.02      B         First B image poor tracking (repeated, seeing 0.9")     

SN2013F                     09:35    Follow up       VRi          -         1.3"       1.11      B                     

OGLE-2013-SN-038   10:20    Classific.       g13       1.5"        1.3"       1.11      B         In twilight           

Feige110                     10:40   STD               g13       1.5"        1.6"       1.58      B         Sun altitude >-12deg                                                                                            

*** NOTES

* Dome opened only at 7:30 UT due to high NE wind. Pointing restrictions (+/- 90 deg away from the wind direction)

* 08:45 - 09:30 UT time loss due to technical problems with the EFOSC rotator + position of tertiary mirror