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Table 6
GRB spectral fits with a helium absorber.
| GRB | NH(z)He | C-stat | C-stat |
| 1021 cm-2 | (dof) | cold absorb. | |
|
|
|||
| GRB 060729 |
|
1786.4 (1643) | 1778.0 |
| GRB 061121 |
|
1443.8 (1449) | 1412.8 |
| GRB 080411 |
|
1568.2 (1545) | 1596.9 |
| GRB 090618 |
|
1777.2 (1651) | 1709.6 |
| GRB 120711A |
|
1704.7 (1616) | 1689.1 |
|
|
|||
| GRB 111209 |
|
1072.6 (993) | 1057.9 |
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