Table 4
Properties of PSRs J0740+6620, J0931−1902, J1455−3330, and J1730−2304 in GeV γ rays.
| Parameter | J0740+6620 | J0931−1902 | J1455−3330 | J1730−2304 |
|
|
||||
| Selected phase range | [ 0.08;0.7 ] | [ 0;0.25 ] ∪ [ 0.9;1 ] | [ 0.2;0.5 ] | [ 0.3;0.5 ] |
| Source TS | 159.6 | 66.3 | 48.8 | 91.5 |
| Spectral index, Γ | 1.3 ± 0.5 | 1.85⋆ | 1.3⋆ | 2.5 ± 0.2 |
| Cutoff energy, Ec (GeV) | 2.6 ± 1.5 | 6.5 ± 3.4 | 1.9 ± 0.5 | 7 ± 5 |
| Photon flux above 0.1 GeV (10-8 cm-2 s-1) | 0.3 ± 0.1 | 0.16 ± 0.03 | 0.17 ± 0.04 | 2.4 ± 0.6 |
| Energy flux above 0.1 GeV, h (10-12 erg cm-2 s-1) | 3.6 ± 2.3 | 6.7 ± 2.2 | 4.2 ± 1.5 | 10 ± 5 |
| Luminosity, Lγ = 4πhd2 (1032 erg s-1) | 2.0 ± 1.4 | 28 ± 18 | 5 ± 3 | 8 ± 5 |
| Efficiency, η = Lγ/Ėint (%) | 1.7 ± 1.3 | 200 ± 130 | 28 ± 16 | 100 ± 80 |
| Weighted H-test TS (significance) | 162.3 (11.2σ) | 50.1 (6.0σ) | 77.6 (7.6σ) | 36.8 (5.1σ) |
Notes. The spectral indices of PSRs J0931−1902 and J1455−3330 were fixed at the values listed in the Table. These values are marked with a star. Details on the parameters and on the analysis method can be found in Sect. 3. Quoted error bars are the 1σ statistical uncertainties.
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