[vsnet-grb-info 21865] GRB 190311A: Mondy optical observations
GCN Circulars
gcncirc at capella2.gsfc.nasa.gov
Thu Mar 14 00:52:38 JST 2019
TITLE: GCN CIRCULAR
NUMBER: 23964
SUBJECT: GRB 190311A: Mondy optical observations
DATE: 19/03/13 15:51:30 GMT
FROM: Elena Mazaeva at IKI, Moscow <30.v at mail.ru>
E. Mazaeva (IKI), E. Klunko (ISTP), A. Pozanenko (IKI), S. Belkin (IKI), A. Volnova (IKI) report on behalf of IKI-GRB-FuN:
We continue observations the afterglow of GRB 190311A (Troja et al. GCN 23946) with AZT-33IK telescope of Sayan observatory (Mondy) starting on Mar. 12 (UT) 16:23:42. Preliminary photometry of the afterglow detected previously (Troja et al. GCN 23946; Pozanenko et al. GCN 23947; Zhu et al. GCN 23948; Gorbovskoy et al. GCN 23949; Belkin et al. GCN 23951; Mao et al. GCN 23954; Mazaeva et al. GCN 23958; Selsing et al. GCN 23962; Blazek et al. GCN 23963) is following.
Date UT start t-T0 Filter Exp. OT Err. UL
(mid, days) (s)
2019-03-12 16:23:42 1.11471 R 5400 22.16 0.09 23.5
The photometry is based on several nearby SDSS-DR12 stars used in GCN 23958.
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