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Swift-XRT spectra of GRB 201209A

Last updated after receiving ObsID 01011980010, version 7

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 117 to 35818 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+135 s

NH (Galactic)3.60 × 1020 cm-2
NH (intrinsic)9.2 (+10.3, -8.1) × 1020 cm-2
z of absorber0
Photon index1.67 (+0.30, -0.27)
Flux (0.3-10 keV)
(Observed)
2.7 (+0.5, -0.5) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.2 (+0.5, -0.4) × 10-10 erg cm-2 s-1
Counts to flux (obs)3.79 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.41 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
134.54 (189)
Spectrum exposure43 s

PC mode. Mean photon arrival: T0+11072 s

NH (Galactic)3.60 × 1020 cm-2
NH (intrinsic)1.14 (+0.25, -0.24) × 1021 cm-2
z of absorber0
Photon index1.92 (+0.08, -0.08)
Flux (0.3-10 keV)
(Observed)
3.32 (+0.16, -0.15) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.22 (+0.17, -0.16) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.56 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.53 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
508.75 (501)
Spectrum exposure7.2 ks

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Late Time spectrum (T0 + 5188 to 35818 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+18196 s

NH (Galactic)3.60 × 1020 cm-2
NH (intrinsic)1.3 (+0.3, -0.3) × 1021 cm-2
z of absorber0
Photon index1.92 (+0.11, -0.11)
Flux (0.3-10 keV)
(Observed)
2.15 (+0.14, -0.13) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.78 (+0.14, -0.14) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.58 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.62 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
370.50 (420)
Spectrum exposure5.6 ks

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