GCN Circular 3146
Subject
GRB050326: optical limit 33min before GRB
Date
2005-03-26T18:26:51Z (19 years ago)
From
Grzegorz Wrochna at Soltan Inst.for Nuclear Studies <wrochna@fuw.edu.pl>
M.Cwiok, K.Krupska, K.Kwiecinska, L.Mankiewicz, K.Nawrocki,
B.Pilecki, L.W.Piotrowski, G.Pojmanski, M.Sokolowski, D.Szczygiel,
G.Wrochna, on behalf of "Pi of the Sky / ASAS" collaboration
http://grb.fuw.edu.pl
The GRB 050326 (GCN 3143) error box was observed by "Pi of the Sky"
apparatus at Las Campanas Observatory at 9:20 UT, i.e. 33 min
before the GRB. 3 exposures, 10s each, have been taken.
No new object has been found within the Swift-BAT error box.
The limiting magnitude on 3 coadded frames is 11m (unfiltered).