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Table 3

Host intrinsic visual extinction for the GRBs at z> 4 that were not observed by GROND.

GRB Redshifta A V Reference
yymmdd# (z) (mag)

000131 4.500 (1)
050502B < 0.5 (2)
050505 4.275 (3)
050814 (1)
050904 6.295 < 0.32 (4) (5)
050922B 4.5 ± 0.5 ... ...
060206 4.048 < 0.17 (6)
060223A 4.406 ... ...
060510B 4.941 ... ...
060522 5.11 ... ...
060927 5.467 < 0.12 (7)
100302A 4.813 ... ...
120521C 6.0 < 0.05 (8)
120923Ab 7.84 0.06 (9)
140518A 4.707 (10)

Notes. All values are collected from the literature.

(a)

Photometric if given with errors, spectroscopic otherwise.

(b)

Observed by GROND but not detected.

Reference. (1) Curran et al. (2008); (2) Afonso et al. (2011); (3) Hurkett et al. (2006); (4) Zafar et al. (2010); (5) Stratta et al. (2011); (6) Covino et al. (2013); (7) Zafar et al. (2011b); (8) Laskar et al. (2014); (9) Tanvir et al. (2017); (10) Littlejohns et al. (2015).

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