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Table 2.
Measurements of the degree of polarization and EVPA of the GRB.
| Time since GRB (s) |
P | Pdebiased | EVPA | EVPAdebiased | |
|---|---|---|---|---|---|
| Observer’s frame | Source’s frame | % | % | ° | ° |
| Likely not affected by the background | |||||
| 5967 | 2032 | 0.9 ± 0.7 | 0.7 ± 0.7 | 37 ± 21 | 37 ± 29 |
| 6177 | 2103 | 1.6 ± 0.7 | 1.4 ± 0.7 | −6 ± 13 | −6 ± 15 |
| 6537 | 2226 | 2.3 ± 0.7 | 2.2 ± 0.7 | 22 ± 9 | 22 ± 10 |
| 6751 | 2299 | 2.7 ± 0.8 | 2.6 ± 0.8 | 2 ± 8 | 2 ± 8 |
| 6964 | 2371 | 1.7 ± 0.8 | 1.5 ± 0.8 | 14 ± 14 | 14 ± 16 |
| Average | 1.6 ± 0.3 | 1.5 ± 0.3 | 8 ± 5 | 8 ± 6 | |
| Likely affected by the background | |||||
| 7178 | 2444 | 4.1 ± .9 | 4.0 ± 0.9 | −9 ± 7 | −9 ± 7 |
| 7391 | 2517 | 1.1 ± 1.0 | 0.8 ± 1.0 | 5 ± 27 | 5 ± 36 |
| 7604 | 2589 | 2.5 ± 1.1 | 2.3 ± 1.1 | −31 ± 12 | −31 ± 14 |
| 7818 | 2662 | 3.4 ± 1.5 | 3.1 ± 1.5 | −17 ± 13 | −17 ± 15 |
| 8031 | 2735 | 5.6 ± 1.7 | 5.3 ± 1.7 | 2 ± 8 | 2 ± 10 |
| 8245 | 2807 | 1.0 ± 2.0 | 0.6 ± 2.0 | −23 ± 56 | −23 ± 52 |
Notes. Time corresponds to the median time in the observer’s frame of each 200 s exposure.
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