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Table 4.

Number of lethal LGRBs at 8 kpc and at 17 kpc in the past 500 Myr considering different metallicity thresholds.

0.3 Z 0.4 Z 0.5 Z
8 kpc 1.5 1.2 1.0
17 kpc 2.9 5.3 7.4

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