TITLE:   GCN CIRCULAR
NUMBER:  6582
SUBJECT: IBAS Alert n. 4638: Not a GRB
DATE:    07/06/27 15:12:26 GMT
FROM:    Sandro Mereghetti at IASF/CNR  <sandro@iasf-milano.inaf.it>

S. Mereghetti (IASF, Milano), S.Shaw (ISDC, Versoix) 
on behalf of the IBAS Localization Team report:

IBAS alert No 4638 is not due to a GRB but to a known 
source