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GCN Circular 4230

GRB 051109A : Lulin BVRI Optical afterglow observation
2005-11-09T17:49:22Z (19 years ago)
Yuji Urata at RIKEN <>
GRB 051109A : Lulin BVRI Optical afterglow observation

F.Y. Huang, K.Y. Huang, W.H. Ip (NCU), Y. Urata(RIKEN),
Y. Qiu (BAO), Y.Q. Lou (THCA) on behalf of EAFON report:

"We have observed GRB 051109A afterglow (Rykoff et al. GCN4211) using
Lulin 1-m telescope from 9.59 to 13.34 hours after ther burst. The
afterglow was detected in our B,V,R,I band images. The R band
magnitude of afterglow at 10.97 UT is estimated as R=20.3 calibrated
against USNO-B1.0 catalog.

Further analysis is in progress.

This message may be cited."
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