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Swift-XRT spectra of GRB 200127A

Last updated after receiving ObsID 00952791000, version 11

Data were analysed using HEASOFT version 6.29

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 146 to 18168 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+222 s

NH (Galactic)2.17 × 1021 cm-2
NH (intrinsic)0 (+4.71 × 1019, -0) cm-2
z of absorber0
Photon index1.95 (+0.07, -0.04)
Flux (0.3-10 keV)
(Observed)
7.9 (+0.3, -0.3) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
9.9 (+0.4, -0.5) × 10-10 erg cm-2 s-1
Counts to flux (obs)3.56 × 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?
525.21 (525)
Spectrum exposure215 s

PC mode. Mean photon arrival: T0+4568 s

NH (Galactic)2.17 × 1021 cm-2
NH (intrinsic)0 (+3.51 × 1020, -0) cm-2
z of absorber0
Photon index1.76 (+0.13, -0.11)
Flux (0.3-10 keV)
(Observed)
5.1 (+0.4, -0.5) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
6.3 (+0.5, -0.7) × 10-12 erg cm-2 s-1
Counts to flux (obs)4.08 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.06 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
259.35 (276)
Spectrum exposure8.0 ks

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Late Time spectrum (T0 + 4267 to 18168 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+8422 s

NH (Galactic)2.17 × 1021 cm-2
NH (intrinsic)0 (+1.02 × 1021, -0) cm-2
z of absorber0
Photon index1.90 (+0.28, -0.15)
Flux (0.3-10 keV)
(Observed)
1.67 (+0.19, -0.24) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.23 (+0.29, -0.32) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.74 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.99 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
151.27 (168)
Spectrum exposure7.4 ks

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