Swift banner Italian site U.S. site U.K. site

Swift/XRT spectra of GRB 050904

Last updated using ObsID 00153514007, version 29

Related pages: Burst Analyser | Light curve | Download obs data

About these products.

Get another burst.

Create time-sliced spectrum.

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 168 to 59657 s)

Download spectral files for Time-averaged spectrum.

Plots to download

WT and PC mode spectra of GRB 050904

WT mode. Mean photon arrival: T0+336 s

NH (Galactic)4.5e+20 cm-2
NH (intrinsic)3.75 (+0.95, -0.92) x 1022 cm-2
z of absorber6.29
Photon index1.351 (+0.034, -0.034)
Flux (0.3-10 keV)
(Observed)		1.322 (+0.033, -0.037) x 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		1.4 x 10-9 erg cm-2 s-1
Counts to flux (obs)5.2 x 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.6 x 10-11 erg cm-2 ct-1
C-stat (dof)832.22 (771)
Exposure time411 s

PC mode. Mean photon arrival: T0+16843 s

NH (Galactic)4.5e+20 cm-2
NH (intrinsic)2.62 (+0.97, -0.94) x 1022 cm-2
z of absorber6.29
Photon index1.908 (+0.049, -0.047)
Flux (0.3-10 keV)
(Observed)		1.312 (+0.048, -0.055) x 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		1.6 x 10-11 erg cm-2 s-1
Counts to flux (obs)4.0 x 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.8 x 10-11 erg cm-2 ct-1
C-stat (dof)589.48 (622)
Exposure time22.3 ks

[Back to top]

Late Time spectrum (T0 + 4953 to 59650 s)

Download spectral files for Late Time spectrum.

Plots to download

PC mode spectrum of GRB 050904

PC mode. Mean photon arrival: T0+18847 s

NH (Galactic)4.5e+20 cm-2
NH (intrinsic)2.7 (+1.0, -1.0) x 1022 cm-2
z of absorber6.29
Photon index1.915 (+0.053, -0.053)
Flux (0.3-10 keV)
(Observed)		1.145 (+0.047, -0.050) x 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		1.4 x 10-11 erg cm-2 s-1
Counts to flux (obs)4.0 x 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.7 x 10-11 erg cm-2 ct-1
C-stat (dof)528.22 (596)
Exposure time21.1 ks

[Back to top]