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Table A.4

Log of the GROND observations of the afterglow of GRB 090927 (Fig. 6).

Time (s) r′ i′

61 700 21.90(09) 21.79(06)
62 380 21.86(15)
63 036 21.93(05)
65 325 21.89(07)
150 945 23.18(21) 23.03(22)

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