Distribution of the number of peaks within a long gamma-ray burst: The full Fermi/GBM catalogue

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Table 1.

Results obtained from our analysis of the Fermi/GBM sample.

S/N	N	N_p	k	n₁	⟨n⁽¹⁾⟩	n₂	⟨n⁽²⁾⟩	ξ	${\bar{w}}_{2}$ $\bar{w}_2$	χ² test
Threshold										p-value
5	2954	9625	$0 . 71_{- 0.05}^{+ 0.05}$ $0.71^{+0.05}_{-0.05}$	$1 . 55_{- 0.11}^{+ 0.11}$ $1.55^{+0.11}_{-0.11}$	$2 . 10_{- 0.11}^{+ 0.11}$ $2.10^{+0.11}_{-0.11}$	$7 . 07_{- 0.82}^{+ 0.99}$ $7.07^{+0.99}_{-0.82}$	$7 . 61_{- 0.84}^{+ 0.97}$ $7.61^{+0.97}_{-0.84}$	$0 . 04_{- 0.01}^{+ 0.01}$ $0.04^{+0.01}_{-0.01}$	$0 . 21_{- 0.04}^{+ 0.04}$ $0.21^{+0.04}_{-0.04}$	0.80
7	2790	8822	$0 . 82_{- 0.06}^{+ 0.06}$ $0.82^{+0.06}_{-0.06}$	$1 . 39_{- 0.10}^{+ 0.11}$ $1.39^{+0.11}_{-0.10}$	$1 . 95_{- 0.10}^{+ 0.10}$ $1.95^{+0.10}_{-0.10}$	$6 . 78_{- 0.77}^{+ 0.93}$ $6.78^{+0.93}_{-0.77}$	$7 . 53_{- 0.77}^{+ 0.90}$ $7.53^{+0.90}_{-0.77}$	$0 . 04_{- 0.01}^{+ 0.01}$ $0.04^{+0.01}_{-0.01}$	$0 . 23_{- 0.04}^{+ 0.04}$ $0.23^{+0.04}_{-0.04}$	0.78
9	2388	7371	$0 . 93_{- 0.08}^{+ 0.08}$ $0.93^{+0.08}_{-0.08}$	$1 . 26_{- 0.10}^{+ 0.10}$ $1.26^{+0.10}_{-0.10}$	$1 . 83_{- 0.10}^{+ 0.10}$ $1.83^{+0.10}_{-0.10}$	$6 . 70_{- 0.75}^{+ 0.93}$ $6.70^{+0.93}_{-0.75}$	$7 . 23_{- 0.77}^{+ 0.90}$ $7.23^{+0.90}_{-0.77}$	$0 . 039_{- 0.010}^{+ 0.012}$ $0.039^{+0.012}_{-0.010}$	$0 . 23_{- 0.04}^{+ 0.04}$ $0.23^{+0.04}_{-0.04}$	0.43

Notes. Best-fit values and 90% confidence intervals of the parameters of the model of the mixture of two exponentials applied to the Fermi/GBM data set. All these parameters are defined in Sect. 3.

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