Night report 2017-03-23

Observers: Francesca Onori, Aleksandra Hamanowicz

TAT on duty: Joe Anderson, Morgan Fraser

Support team: Morgan Fraser

Daytime calibrations: PESSTO_calib, PESSTO_bias

Evening calibrations: PESSTO_skyflat_UVi

Morning calibrations: PESSTO_calib, PESSTO_skyflat_BR

Weather: thin clouds, clouds around 3:30 UT - unstable condidtions seeing ~2

Seeing: 1.18 arcsec (01:00 UT), 1.45 (03:00 UT), (09:00 UT)

At 3:30 UT we have changed the slit to 1.5" due to bad weather conditions

UT/Target/RA/DEC/time spent(min)/slit/grism or filter, description

23:53 DES16C3cje 03:28:35.29 -27:09:06.5 41m 1" Gr13 with long acquisition images in (r 60s), problems with the image, follow-up

00:42 LTT3864 10:32:13.90 -35:37:42.4 11m 1" + 1.5" Gr11 + Gr13 + Gr16 standard

01:05 AT2016jbu 07:36:25.96 -69:32:55.2 50m 1" Gr11 + Gr16 internal lamp flat taken, follow-up

02:13 AT2017cjb 12:53:50.44 +09:42:17.7 50m 1" Gr11 + Gr16 internal lamp flat taken, classification

03:16 AT2017cjb 12:53:50.44 +09:42:17.7 03m - UBVR GROND griz,

03:40 AT2016iyd 07:37:09.76 -52:19:04.1 90m 1.5" Gr11 seeing ~1.5" exp 2x2700s, follow-up

05:35 SN2017yv 10:23:40.39 -35:49:30.7 25m 1" Gr13 easy to spot, follow-up

06:10 SN2016blz 15:40:29.23 +00:54:36.3 50m - gri only galaxy visible, follow-up

07:20 SN2017cbv 14:32:34.42 -44:08:02.7 50m 1" Gr11 + Gr16 very bright!, follow-up

08:35 AT2017cjc 20:29:49.39 -42:43:00.0 05m 1" Gr13 classification

08:50 AT2017cjd 11:50:30.16 -18:35:44.9 10m 1" Gr13 classification, difficult to spot

09:15 AT2017chi 13:52:16.09 +02:06:03.9 20m 1" Gr13 classification, hardly visible