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Table 1
Results of the search for excess photons.
| N on | N off | α | N excess | Significance | ||
|
|
||||||
| Total | 46 | 427 | 0.118 |
|
−0.6 | |
| First 300 s | 8 | 39 | 0.125 |
|
1.2 | |
| 1st observation | 26 | 197 | 0.125 |
|
0.3 | |
| 2nd observation | 20 | 230 | 0.111 |
|
−1.1 | |
Notes. Non is the number of gamma-ray candidates in the signal region around the GRB position and Noff the background estimate. When scaled by the normalisation factor α they yield the number of excess events Nexcess = Non − αNoff.
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