Night Report 2015-12-17

Observers : Laurent Le Guillou, Rémy Le Breton

Support team : Kate Maguire, Morgan Fraser

TAT : Regis Cartier, Annalisa De Cia

Clear sky at sunset.

(times are in UT)

CALIBRATIONS :

- Evening : SOFI calibrations : Flat JHK, specflats, specArcs

SCIENCE OBSERVATIONS :

00:27 -- Seeing 0.7" (NTT)

--- SOFI ---

00:27 -- Follow-up ASASSN-15og

JHK imaging

01:24 -- Seeing 0.56" (DIMM)

01:40 -- Follow-up SN2013hx

JHK imaging

03:35 -- Follow-up PS15cww

JHK imaging

04:02 -- Persson standard field P9119

JHK imaging

04:10 -- Follow-up SN2015F

JHK imaging

04:15 -- Seeing 0.9" (NTT)

05:30 -- Persson standard field P9129

JHK imaging

--- EFOSC2 ---

05:50 -- Seeing 1.1" (NTT)

05:50 -- classification OGLE15xt

g13 spectrum

type ? galaxy contaminated.

06:22 -- classification OGLE15xl

g13 spectrum

type Ic (?) Low S/N.

07:00 -- classification PS15dcw

g13 spectrum

type Ia, age +9, z=0.084

07:24 -- classification PS15dmp

g13 spectrum

type Ia, age +4, z=0.136

07:57 -- Seeing 1" (NTT)

07:57 -- classification PS15dlq

g13 spectrum

type Ia, age +3, z=0.188

08:29 -- classification MASTERJ141023.42-431843.7

g13 spectrum

type Ic (?), z=0.011

CONCLUSIONS :

Class. OGLE15xt : type ? galaxy contaminated

Class. OGLE15xl : type Ic (?) Low S/N

Class. PS15dcw : type Ia, age +9, z=0.084

Class. PS15dmp : type Ia, age +4, z=0.136

Class. PS15dlq : type Ia, age +3, z=0.188

Class. MASTERJ141023.42-431843.7 : type Ic (?), z=0.011