Centroid (Galactic coordinates) and extension fits to the H.E.S.S. events spatial distribution in the W41 region.
|Model tested||TS||Simprova||Nparb||l [°]||b [°]||σ [°]c|
|(A)||Point-like||–||–||3||23.222 ± 0.004||−0.268 ± 0.004||–|
|(B)||Gaussian||566.4||23.8||4||23.22 ± 0.01||−0.31 ± 0.01||0.15 ± 0.01|
|Point-like||31.6||5.0||7||23.23 ± 0.01||−0.26 ± 0.01||–|
|Gaussian||23.22 ± 0.01||−0.32 ± 0.01||0.17 ± 0.01|
Notes. The errors given are statistical only. The test statistic (TS; defined in Sect. 3.2) quantifies the improvement of a model to a more complex one.
Significance of the improvement for each of the alternative models with respect to the previous less complex model.
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