Main page‎ > ‎Observing Runs‎ > ‎Night Reports‎ > ‎

Night Report 2015-02-13

Observers : Laurent Le Guillou, Ayan Mitra
Support team : Nicolas Chotard, Pierre Francois Leget
TAT : Joe Anderson, Nancy Elias-Rosa

Clear sky, low wind, below 50% humidity.
Photometric night.

(times are in UT)

CALIBRATIONS :

 - Evening : EFOSC_bias, EFOSC_FlatSpec, EFOSC_SpecArc, EFOSC_SkyFlat BVRi
 - Morning : EFOSC_SkyFlat grz

SCIENCE OBSERVATIONS :

--- EFOSC ---

 - 00:20  seeing ~ 1"

 - 00:29 Classification of ASASSN-15da gr13
            SN Ia age 1day z = 0.048            

 - 00:45 gd71 standard gr11+gr13+gr16

 - 01:06 PESSTOESO154 follow up gr11 2x2700 s

 - 02:40 PG1047 photometric standard

 - 03:00 OGLE-2014-SN-047 photometry UBVRi

 - 03:00 seeing ~ 0.7"

 - 03:45 LSQ15he classification with gr13
            SN Ia age ~ 17 days z ~ 0.12

 - 04:35 L745a standard star gr11+gr13+gr16

 - 05:00 CSS150210-085514-080940 classification with gr13
            SN IIP ?? low S/N

 - 05:25 LSQ15in classification  gr13
            can't distinguish from the galaxy

 - 05:55 LSQ15jn classification gr13
            SN Ia age ~ 3 days z~ 0.09

 - 06:23 SN2015d follow up gr11+gr16 1500s each

 - 07:30 EG274 standard star gr11+gr13+gr16

 - 07:45 PG1323 photometric standard

 - 07:55 Gaia15abd classification gr13
            The object seems to be the bright spot close
            to the galaxy (the finding chart is very bad).
            according to snid, may be a SNIa +40 days z ~ 0.027


 - 08:35 LSQ15lp classification with gr13
            SNIa  around + 10 days  z ~ 0.048

 - 08:45 seeing ~ 0.7"


CONCLUSIONS : (see attached spectra)

ASASSN-15da :  SNIa  age 1 day           z = 0.048
LSQ15he :          SNIa   age ~ 17 days    z ~ 0.12
CSS150210-085514-080940 : SN IIP ?? low S/N
LSQ15jn :           SNIa  age ~ 3 days      z~ 0.09
Gaia15abd :        SNIa ?  + 40 days       z ~ 0.027
LSQ15lp :           SNIa  around + 10 days  z ~ 0.048
 



ą
laurent le-guillou,
14 Feb 2015, 00:42
ą
laurent le-guillou,
14 Feb 2015, 00:14
ą
laurent le-guillou,
14 Feb 2015, 00:15
ą
laurent le-guillou,
14 Feb 2015, 01:04
Comments