GCN Circular 14414
Subject
GRB 130420B: Faulkes Telescope North observations
Date
2013-04-20T14:18:52Z (11 years ago)
From
Andrea Melandri at INAF-OAB <andrea.melandri@brera.inaf.it>
A. Melandri (INAF-OAB), C. Guidorzi (U. Ferrara) and C. G. Mundell
(Liverpool) report on behalf of a larger collaboration:
The 2-m Faulkes Telescope North (FTN) automatically began observing
GRB130420B (Oates et al., GCN 14411) on April 20, 12:59:50 UT
corresponding to ~200 seconds after the burst event.
We detect no new, uncatalogued source in the BAT error circle down to
the following limiting magnitudes:
Mid time from Exp Filter Mag limit
trigger (min) (sec)
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28.62 540 R > 20.5
32.75 520 I > 20.0
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The magnitudes are calibrated against nearby USNO-B1.0 stars.