Skip banner and navigation tools.

 |  site map

Swift-XRT spectra of GRB 131229A

Last updated after receiving ObsID 00582374002, version 8

Data were analysed using HEASOFT version 6.29

About these products.

Get another burst.

Add time-sliced spectrum.

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 99 to 40184 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+194 s

NH (Galactic)3.18 × 1021 cm-2
NH (intrinsic)1.19 (+0.11, -0.10) × 1022 cm-2
z of absorber0
Photon index1.84 (+0.08, -0.08)
Flux (0.3-10 keV)
(Observed)
1.72 (+0.06, -0.05) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.11 (+0.17, -0.15) × 10-9 erg cm-2 s-1
Counts to flux (obs)5.70 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.03 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
692.81 (723)
Spectrum exposure235 s

PC mode. Mean photon arrival: T0+13674 s

NH (Galactic)3.18 × 1021 cm-2
NH (intrinsic)1.12 (+0.23, -0.21) × 1022 cm-2
z of absorber0
Photon index2.17 (+0.19, -0.19)
Flux (0.3-10 keV)
(Observed)
6.9 (+0.6, -0.5) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.62 (+0.40, -0.23) × 10-11 erg cm-2 s-1
Counts to flux (obs)4.89 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.15 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
363.87 (421)
Spectrum exposure11.7 ks

[Back to top]

Late Time spectrum (T0 + 4023 to 40184 s)

Download spectral files for Late Time spectrum.

Plots to download

PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+13674 s

NH (Galactic)3.18 × 1021 cm-2
NH (intrinsic)1.12 (+0.23, -0.21) × 1022 cm-2
z of absorber0
Photon index2.17 (+0.19, -0.19)
Flux (0.3-10 keV)
(Observed)
6.9 (+0.6, -0.5) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.62 (+0.40, -0.23) × 10-11 erg cm-2 s-1
Counts to flux (obs)4.89 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.15 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
363.87 (421)
Spectrum exposure11.7 ks

[Back to top]