GCN Circular 39889
Subject
GRB 250327B: SAO RAS optical candidate
Date
2025-03-27T22:33:49Z (5 days ago)
From
Alexander Moskvitin at SAO RAS <mosk@sao.ru>
Via
Web form
A. S. Moskvitin, O. I. Spiridonova (SAO RAS), A. S. Pozanenko (IKI)
report on behalf of a larger collaboration.
We observed the field of the field of the SVOM GRB 250327B
(Bouchet et al., GCN 39888) with the SAO RAS 1-m telescope Zeiss-1000.
The observations started on 21:28:15 UT (~17 minutes after SVOM trigger)
We found a bright uncatalogued source with R = 14.1 +/- 0.1 (calibrated against R2 magnitudes of nearby USNO-B1 stars) and the coordinates
R.A. = 11:47:06.72
Dec. = +29:50:24.7 (+/- 0".5, Epoch = 2000.0)
The observations are ongoing.