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Swift-XRT spectra of GRB 211207A

Last updated after receiving ObsID 01088376006, version 12

Data were analysed using HEASOFT version 6.35.2

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The spectral fits assume a redshift: 2.272 (GCN 31188)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 87 to 57193 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+3332 s

NH (Galactic)4.94 × 1020 cm-2
NH (intrinsic)1.52 (+1.21, -0.99) × 1022 cm-2
z of absorber2.272
Photon index1.98 (+0.26, -0.24)
Flux (0.3-10 keV)
(Observed)
1.38 (+0.24, -0.20) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.76 (+0.24, -0.21) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.50 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.48 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
135.53 (177)
Spectrum exposure9.3 ks

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Late Time spectrum (T0 + 4877 to 57193 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+17817 s

NH (Galactic)4.94 × 1020 cm-2
NH (intrinsic)9 (+32, -9) × 1021 cm-2
z of absorber2.272
Photon index2.5 (+1.0, -0.7)
Flux (0.3-10 keV)
(Observed)
2.06 (+1.05, -0.66) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.0 (+3.3, -0.8) × 10-13 erg cm-2 s-1
Counts to flux (obs)2.79 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.05 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
33.78 (37)
Spectrum exposure7.8 ks

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