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Swift-XRT spectra of GRB 210726A

Last updated after receiving ObsID 01061687011, version 10

Data were analysed using HEASOFT version 6.29

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 63 to 17956 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+70 s

NH (Galactic)1.73 × 1020 cm-2
NH (intrinsic)5 (+7, -4) × 1021 cm-2
z of absorber0
Photon index2.4 (+1.7, -1.3)
Flux (0.3-10 keV)
(Observed)
1.11 (+1.19, -0.49) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.37 (+16.28, -0.79) × 10-10 erg cm-2 s-1
Counts to flux (obs)3.05 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.53 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
26.96 (35)
Spectrum exposure13 s

PC mode. Mean photon arrival: T0+1777 s

NH (Galactic)1.73 × 1020 cm-2
NH (intrinsic)2.9 (+1.3, -1.1) × 1021 cm-2
z of absorber0
Photon index2.20 (+0.32, -0.30)
Flux (0.3-10 keV)
(Observed)
2.3 (+0.4, -0.3) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.8 (+0.6, -0.5) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.34 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.55 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
142.27 (169)
Spectrum exposure5.4 ks

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Late Time spectrum (T0 + 5637 to 17956 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+10188 s

NH (Galactic)1.73 × 1020 cm-2
NH (intrinsic)2.8 (+3.9, -1.3) × 1021 cm-2
z of absorber0
Photon index3.2 (+1.7, -1.0)
Flux (0.3-10 keV)
(Observed)
2.90 (+1.45, -0.94) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
9.3 (+52.7, -2.5) × 10-13 erg cm-2 s-1
Counts to flux (obs)2.32 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)7.47 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
21.99 (30)
Spectrum exposure3.7 ks

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