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GCN Circular 44663

Subject
GRB 260509A: CrAO ZTSh optical upper limit (Duplicate Submission)
Event
GRB 260509A
Date
2026-05-18T13:50:25Z (9 days ago)
Edited On
2026-05-18T14:34:45Z (9 days ago)
From
Alexander Moskvitin at SAO RAS <mosk@sao.ru>
Edited By
Judith Racusin at NASA/GSFC <judith.racusin@nasa.gov>
Via
Web form
GCN Circular 44663 is a duplicate of GCN Circular 44662.
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