[vsnet-grb-info 3713] GRB 060904A : Optical limit
GCN Circulars
gcncirc at capella.gsfc.nasa.gov
Fri Sep 8 20:53:16 JST 2006
TITLE: GCN GRB OBSERVATION REPORT
NUMBER: 5547
SUBJECT: GRB 060904A : Optical limit
DATE: 06/09/08 11:53:10 GMT
FROM: Yuji Urata at Saitama U <urata at crystal.heal.phy.saitama-u.ac.jp>
H. Mito, T. Soyano, (Tokyo Univ.) and Y. Urata (Saitama Univ.)
on behalf of EAFON report:
"We have observed the position of X-ray afterglow using Kiso 1.05m
Schmited telescope. The observation was started at 10:20 UT September
4, 2006. The combined image from 20 frames taken with 300 sec exposure
shows no optical afterglow associated with the X-ray afterglow
position brighter than 22.4 (R) mag.
-------------------------------------------
Start time Exposure Limit(SN=3)
10:20 300 sec x 20 frame > 22.4
-------------------------------------------
This message may be cited."
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