Skip banner and navigation tools.

 |  site map

Swift-XRT spectra of GRB 160221A — Source 1

Last updated after receiving ObsID 00020600002, version 7

Data were analysed using HEASOFT version 6.32

About these products.

Get another burst.

Add time-sliced spectrum.


Time-averaged spectrum (T0 + 21295 to 274455 s)

Download spectral files for Time-averaged spectrum.

Plots to download

PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+38503 s

NH (Galactic)1.81 × 1021 cm-2
NH (intrinsic)8 (+44, -8) × 1020 cm-2
z of absorber0
Photon index1.99 (+1.02, -0.62)
Flux (0.3-10 keV)
(Observed)
5.7 (+3.1, -2.1) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
8.1 (+5.2, -2.6) × 10-13 erg cm-2 s-1
Counts to flux (obs)7.75 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.11 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
20.93 (32)
Spectrum exposure5.8 ks