Night report 2017-04-27

Night report 2017-04-23-27

Observers: Claudia Gutiérrez, Regis Cartier

TAT on duty: Cosimo Inserra, Joe Lyman

Support team: Regis Cartier, Claudia Gutiérrez, Mat Smith

Daytime calibrations: PESSTO_SkyFF_eve_UVi, PESSTO_SkyFF_eve_grz

Weather conditions:

23:20 UT: Clear sky, Humidity ~15%; Atm. pressure ~ 770 hPa; Seeing ~ 0.7

03:55 UT: Clear sky, Humidity ~16%; Atm. pressure ~ 770 hPa; Seeing ~ 0.5

06:20 UT: Clear sky, Humidity ~14%; Atm. pressure ~ 770 hPa; Seeing ~ 0.68

09:55 UT: Clear sky, Humidity ~13%; Atm. pressure ~ 770 hPa; Seeing ~ 0.70

Seeing: 0.63 arcsec (00:50 UT), 0.63 arcsec (02:05 UT), 0.52 arcsec (05:14 UT), 0.62 arcsec (08:05 UT)

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

23:00 Image Analysis

23:20 SN2017jt 05:00:06.76 -13:08:32 30 gr13 Follow-up

23:52 ASASSN17fk 05:46:47.27 -16:47:00.3 12 gr13 Classification: SN Ia around maximum (z~0.007). Highly reddening.

00:05 AT2017dik 09:57:53.99 -10:38:31.5 15 gr13 Classification: SN Ia around maximum (z~0.05).

00:19 SN2017cfq 08:03:55.21 +26:31:13 60 gr11+gr16 Follow-up: Spectrum evolved from an apparent SN IIn to a SN II with low low expansion velocity.

01:25 SN2017aww 08:37:38.21 19:24:13.9 50 gr13 Follow-up: SN II

02:18 SN2017cfo 10:38:12.91 28:07:02 40 gr13 Follow-up: SN II

03:00 SN2017ddc 11:55:41.63 24:55:07 50 gr13 Follow-up

03:50 AT2017dhd 11:23:19.51 05:47:59.6 32 gr13 Classification: SN Ia around maximum (z~0.062).

04:22 SN2017dft 10:57:32.05 -14:50:06 40 gr13 Follow-up: SN Ia

05:03 AT2017dib 12:49:01.51 05:49:37.60 15 gr13 Classification: SN Ia around maximum (z~0.059)

05:28 AT2017dip 13:52:48.20 12:02:22.80 11 gr13 Classification: SN Ia at 6 days after maximum (z~0.079)

05:39 AT2017dii 13:13:57.38 -31:41:33 15 gr13 Classification: Galaxy?

05:55 EG274 16:23:33.7 -39:13:48.0 12 gr11+gr13+gr16 Telluric Standard

06:07 SN2017dfb 15:39:05.03 05:34:16.90 60 g11+g16 Follow-up: SN Ia

07:18 AT2017dii 13:13:57.38 -31:41:33 12 gr13 Classification: We tried again in a close source but it was not a SN.

07:31 AT2017dha 16:07:23.71 10:25:40.10 30 gr13 Classification: LBV star.

08:03 AT2017dhw 19:03:46.17 -42:46:12 12 gr13 Classification: SN Ia at 19 days after maximum (z~0.049)

08:26 Image analysis

08:40 SN2009ip 22:23:08.26 -28:56:52 105 BVRi Follow-up

10:25 End of the night