GCN Circular 23741
Subject
GRB 190114C: CHILESCOPE optical observations
Date
2019-01-16T16:09:52Z (5 years ago)
From
Elena Mazaeva at IKI, Moscow <30.v@mail.ru>
E. Mazaeva (IKI), A. Pozanenko (IKI), A. Volnova (IKI), S. Belkin (IKI), M. Krugov (FAPHI) report on behalf of IKI-GRB-FuN:
We observed the field of GRB 190114C (Gropp et al., GCN 23688) with RC-1000 telescope of CHILESCOPE observatory. Observations started on Jan. 16 (UT) 01:34:52 in r'-filter. We detected optical afterglow (Tyurina et al., GCN 23690; de Ugarte Postigo et al., GCN 23692; Lipunov et al. GCN 23693; Selsing et al. GCN 23695; Izzo et al. GCN 23699;
Bolmer et al. GCN 23702; Castro-Tirado et al. GCN 23708; Kann et al. GCN 23710; Im et al. GCN 23717; Siegel et al. GCN 23725; Mazaeva et al., GCN 23727; D'Avanzo et al., GCN 23729; Kim et al., GCNs 23732,23734).
Preliminary photometry of a stacked image is following.
Date UT start t-T0 Filter Exp. OT Err. UL(3sigma)
������������������������������������������(mid, days) (s)
2019-01-16 01:34:52 1.94457 r' 10*180 20.09 0.05 22.1
The photometry is based on several nearby PanSTARRS stars.
PanSTARRS_id r
75670544556329552 16.117
75640544615203120 18.270
75620545839473520 16.802
75610545901287840 14.901
75690546042320496 14.750