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Table 1

Swift-UVOT images: exposure times and integrated magnitudes in the [AB] system.

Filter W2 M2 W1

Exp. times [s] 1123 1130 1657
mag [AB] 13.95 ± 0.10 13.93 ± 0.11 13.83 ± 0.10

Notes. Magnitudes corrected for galactic extinction following Roming et al. (2009).

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