Skip banner and navigation tools.

 |  site map

Swift-XRT spectra of GRB 121123A

Last updated after receiving ObsID 00539358003, version 5.

About these products.

Get another burst.

Add time-sliced spectrum.

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 129 to 41868 s)

Download spectral files for Time-averaged spectrum.

Plots to download

WT and PC mode spectra of GRB 121123A

WT mode. Mean photon arrival: T0+385 s

NH (Galactic)4.75 × 1020 cm-2
NH (intrinsic)1.8 (+0.7, -0.7) × 1020 cm-2
z of absorber0
Photon index1.340 (+0.020, -0.020)
Flux (0.3-10 keV)
(Observed)
3.30 (+0.05, -0.05) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.48 (+0.04, -0.04) × 10-9 erg cm-2 s-1
Counts to flux (obs)4.82 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.08 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
927.38 (879)
Spectrum exposure659 s

PC mode. Mean photon arrival: T0+12366 s

NH (Galactic)4.75 × 1020 cm-2
NH (intrinsic)2.3 (+2.4, -2.3) × 1020 cm-2
z of absorber0
Photon index1.82 (+0.09, -0.09)
Flux (0.3-10 keV)
(Observed)
5.8 (+0.3, -0.3) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
6.52 (+0.31, -0.28) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.59 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.07 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
399.02 (459)
Spectrum exposure15.6 ks

[Back to top]


Late Time spectrum (T0 + 4726 to 41868 s)

Download spectral files for Late Time spectrum.

Plots to download

PC mode spectrum of GRB 121123A

PC mode. Mean photon arrival: T0+15664 s

NH (Galactic)4.75 × 1020 cm-2
NH (intrinsic)4.2 (+3.0, -2.8) × 1020 cm-2
z of absorber0
Photon index1.84 (+0.11, -0.11)
Flux (0.3-10 keV)
(Observed)
4.08 (+0.28, -0.26) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.75 (+0.26, -0.21) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.55 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.13 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
382.54 (411)
Spectrum exposure14.9 ks

[Back to top]