Night report 2017-04-21

Night report 2017-04-21

Observers: Claudia Gutiérrez, Regis Cartier

TAT on duty: Kate Maguire, Janet Chen, Lluís Galbany

Support team: Claudia Gutiérrez, Regis Cartier, Mark Sullivan

Daytime calibrations: PESSTO_EFOSC_bias, PESSTO_EFOSC_calib, PESSTO_SkyFF_eve_gr

Weather conditions:

23:00 UT: Clear sky, Humidity ~35%; Atm. pressure ~ 770 hPa; Seeing ~ 0.6

02:50 UT: Clear sky, Humidity ~30%; Atm. pressure ~ 771 hPa; Seeing ~ 0.57

04:30 UT: Clear sky, Humidity ~33%; Atm. pressure ~ 772 hPa; Seeing ~ 0.55

07:45 UT: Clear sky, Humidity ~33%; Atm. pressure ~ 771 hPa; Seeing ~ 0.57

09:50 UT: Clear sky, Humidity ~34%; Atm. pressure ~ 771 hPa; Seeing ~ 0.7

Seeing: 0.7 arcsec (00:54 UT), 0.4 arcsec (02:00 UT), 0.52 arcsec (03:50 UT), 0.64 arcsec (05:41 UT)

UT Target RA DEC Time spent(min) slit/grism/filter Description

23:10 SN2017pn 04:46:24.58 -11:59:18.2 37+15 gr13 Follow-up: SN II

00:07 AT2017dfv 05:00:36.04 -62:04:13.3 8 gr13 Classification: SN Ia around maximum.

00:15 AT2016jbu 07:36:25.96 -69:32:55.2 120 gr11+gr16 Follow-up: SN IIn with atypical profile in the Balmer lines.

02:15 Std_l745a 07:40:19.60 -17:24:42.0 12+3 gr11+g13+gr16 Standard telluric

02:30 Image analysis

02:42 SN2016ipf 08:07:13.15 +05:40:59.6 28 B Follow-up: SN Ia

03:10 AT2017dfu 08:19:09.20 -16:29:44.5 17 gr13 Classification: SN Ia around maximum.

03:30 SN2017ben 09:18:48.44 -12:15:33.1 120 gr11 Follow-up: SN IIn

04:40 AT2017dfo 09:20:38.11 -29:57:02.3 7+3 gr13 Classification: SN Ia (1991T-like) around maximum.

04:52 AT2017dft 10:57:32.05 -14:50:06.0 15 gr13 Classification: SN Ia (1991bg-like) few days after maximum.

05:07 AT2017ckq 10:44:25.39 -32:12:32.8 30 gr11+gr16 Follow-up: SN Ia.

05:41 AT2017cms 11:57:51.72 -23:57:22.0 16 V Image to obtain the position of the object.

06:00 AT2017des 12:34:18.90 +06:28:27.0 30 gr13 We attempted to find the object but it is not visible. We observed a bright source in the SN position.

06:30 AT2017dcc 12:49:04.89 -12:12:22.0 18+3 gr13 Classification: SN Ic BL at 2 week from maximum (z~0.043).

06:51 AT2017def 22:37:24.25 -39:04:55.0 25 gr13 Classification: SN Ia at 20 days after maximum (z~0.071).

07:15 SN2017bkc 17:50:29.96 -01:48:09.0 32+25 gr13 Follow-up: SN Ia.

08:15 AT2016cvk 22:19:49.39 22:19:49.39 20 gri Follow-up: SN IIn

08:31 Image analysis

08:40 LSQ15adm 20:14:21.82 -58:08:20 75 BV Follow-up: SN Ia-csm

10:00 AT2017dfe 22:37:24.25 -39:04:55 12 gr13 Classification: Variable star (?)

10:12 AT2017dfn 19:52:16.35 -26:10:27 12 gr13 Classification: SN Ia at maximum (z~0.048).

10:25 Enf of the night