Skip banner and navigation tools.

 |  site map

Swift-XRT spectra of GRB 171004A

Last updated after receiving ObsID 00776347004, version 7

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 + 181 to 32669 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+205 s

NH (Galactic)1.51 × 1020 cm-2
NH (intrinsic)2.66 (+0.29, -0.27) × 1021 cm-2
z of absorber0
Photon index2.24 (+0.08, -0.08)
Flux (0.3-10 keV)
(Observed)
2.474 (+0.101, -0.097) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.10 (+0.15, -0.20) × 10-9 erg cm-2 s-1
Counts to flux (obs)3.16 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.23 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
442.08 (545)
Spectrum exposure55 s

PC mode. Mean photon arrival: T0+10954 s

NH (Galactic)1.51 × 1020 cm-2
NH (intrinsic)6.3 (+2.4, -2.2) × 1020 cm-2
z of absorber0
Photon index1.93 (+0.10, -0.09)
Flux (0.3-10 keV)
(Observed)
10.0 (+0.6, -0.5) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.17 (+0.05, -0.05) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.38 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.96 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
401.69 (443)
Spectrum exposure12.1 ks

[Back to top]

Late Time spectrum (T0 + 4000 to 32669 s)

Download spectral files for Late Time spectrum.

Plots to download

PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+10691 s

NH (Galactic)1.51 × 1020 cm-2
NH (intrinsic)6.7 (+2.4, -2.2) × 1020 cm-2
z of absorber0
Photon index1.93 (+0.09, -0.09)
Flux (0.3-10 keV)
(Observed)
1.00 (+0.06, -0.05) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.18 (+0.05, -0.04) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.40 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.00 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
426.64 (456)
Spectrum exposure11.8 ks

[Back to top]