Skip banner and navigation tools.

 |  site map

Swift-XRT spectra of GRB 130131A

Last updated after receiving ObsID 00547407009, version 12

Data were analysed using HEASOFT version 6.32

About these products.

Get another burst.

Add time-sliced spectrum.

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 64 to 121284 s)

Download spectral files for Time-averaged spectrum.

Plots to download

WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+238 s

NH (Galactic)1.51 × 1020 cm-2
NH (intrinsic)3.45 (+0.26, -0.25) × 1021 cm-2
z of absorber0
Photon index2.27 (+0.06, -0.06)
Flux (0.3-10 keV)
(Observed)
1.01 (+0.03, -0.03) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.82 (+0.05, -0.07) × 10-9 erg cm-2 s-1
Counts to flux (obs)3.25 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.83 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
580.06 (606)
Spectrum exposure235 s

PC mode. Mean photon arrival: T0+5829 s

NH (Galactic)1.51 × 1020 cm-2
NH (intrinsic)3.2 (+0.9, -0.8) × 1021 cm-2
z of absorber0
Photon index2.24 (+0.22, -0.21)
Flux (0.3-10 keV)
(Observed)
1.62 (+0.19, -0.16) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.81 (+0.29, -0.31) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.33 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.77 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
268.56 (258)
Spectrum exposure17.0 ks

[Back to top]

Late Time spectrum (T0 + 5324 to 121284 s)

Download spectral files for Late Time spectrum.

Plots to download

PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+15982 s

NH (Galactic)1.51 × 1020 cm-2
NH (intrinsic)3.3 (+1.6, -1.3) × 1021 cm-2
z of absorber0
Photon index2.4 (+0.4, -0.4)
Flux (0.3-10 keV)
(Observed)
4.89 (+1.04, -0.83) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
9.6 (+4.2, -1.5) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.07 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.00 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
106.64 (118)
Spectrum exposure15.2 ks

[Back to top]