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M. A. Stark (PSU) and J. R. Cummings (NASA/UMBC) report on behalf of
the Swift/UVOT team:
The Swift/UVOT began settled observations of the field of GRB 100302A
132 s after the BAT trigger (Cummings et al., GCN 10458
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). No optical
afterglow consistent with the XRT position (Cummings et al., GCN
10458