Skip banner and navigation tools.

 |  site map

Swift-XRT spectra of GRB 170803A

Last updated after receiving ObsID 00766081005, version 10

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 + 88 to 41772 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+94 s

NH (Galactic)3.54 × 1020 cm-2
NH (intrinsic)0 (+2.47 × 1021, -0) cm-2
z of absorber0
Photon index1.7 (+0.7, -0.4)
Flux (0.3-10 keV)
(Observed)
1.75 (+0.28, -0.56) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.9 (+0.6, -0.4) × 10-10 erg cm-2 s-1
Counts to flux (obs)3.41 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.64 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
34.79 (50)
Spectrum exposure13 s

PC mode. Mean photon arrival: T0+3020 s

NH (Galactic)3.54 × 1020 cm-2
NH (intrinsic)8 (+4, -3) × 1020 cm-2
z of absorber0
Photon index1.81 (+0.12, -0.12)
Flux (0.3-10 keV)
(Observed)
1.09 (+0.08, -0.08) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.29 (+0.08, -0.07) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.72 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.41 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
334.94 (384)
Spectrum exposure7.3 ks

[Back to top]

Late Time spectrum (T0 + 5607 to 41772 s)

Download spectral files for Late Time spectrum.

Plots to download

PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+16722 s

NH (Galactic)3.54 × 1020 cm-2
NH (intrinsic)6.8 (+12.4, -6.8) × 1020 cm-2
z of absorber0
Photon index1.9 (+0.4, -0.3)
Flux (0.3-10 keV)
(Observed)
1.32 (+0.32, -0.25) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.58 (+0.29, -0.25) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.52 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.20 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
115.26 (115)
Spectrum exposure5.4 ks

[Back to top]