Night Report 2015-12-03

Observers : Laurent Le Guillou, Rémy Le Breton

Support team : Sylvain Baumont

TAT : Joe Anderson, Lluís Galbany

Some thin clouds (non photometric).

Clouds get thicker at the end of the night.

(times are in UT)

CALIBRATIONS :

- Evening : EFOSC_bias, EFOSC_FlatSpec, EFOSC_SpecArc

no flats, some thin clouds

- Morning : no flats, clouds

SCIENCE OBSERVATIONS :

--- EFOSC ---

00:24 -- STD vma2 g11, g13, g16

00:50 -- classification OGLE15vk

type Ic (?) z~0.053

01:10 -- follow-up SN2014cx

spectrum g13 (3x2700s)

03:50 -- follow-up PS15cwo

g11 (1800s) + g16 (1800s)

05:20 -- STD gd71 g11, g13, g16.

05:36 -- classification PS15cze

SNIa z~0.044 age -9 (premax)

06:10 -- classification CSS121125-052126-165258

Low S/N spectrum, contaminated by the galaxy?

06:40 -- classification PS15cyn

SNIa z~0.065 age +5

07:17 -- classification OGLE15tt

type II (?) low S/N.

Clouds are getting thicker.

07:55 -- classification PS15cyo

Ib (??) z~0.04 low S/N due to the clouds.

08:30 -- STD LTT3864 g11, g13, g16.

CONCLUSIONS:

- OGLE15vk: Ic (?) z~0.053

- PS15cze: Ia z~0.044 age -9 (premax)

- CSS121125-052126-165258: Low S/N spectrum.

- PS15cyn: Ia z~0.065 age +5

- OGLE15tt: type II (?) low S/N.

- PS15cyo: Ib (??) z~0.04 low S/N.