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Swift-XRT spectra of GRB 210411C

Last updated after receiving ObsID 01042398002, version 14

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

The spectral fits assume a redshift: 2.826 (GCN 29806)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 66 to 41962 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+198 s

N_H (Galactic)	8.10 × 10²⁰ cm^-2
N_H (intrinsic)	7 (+7, -6) × 10²¹ cm^-2
z of absorber	2.826
Photon index	2.63 (+0.17, -0.15)
Flux (0.3-10 keV) (Observed)	3.13 (+0.24, -0.22) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.9 (+0.6, -0.4) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	2.49 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.88 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	235.93 (284)
Spectrum exposure	136 s

PC mode. Mean photon arrival: T0+4806 s

N_H (Galactic)	8.10 × 10²⁰ cm^-2
N_H (intrinsic)	6 (+73, -6) × 10²⁰ cm^-2
z of absorber	2.826
Photon index	1.833 (+0.127, -0.089)
Flux (0.3-10 keV) (Observed)	1.59 (+0.12, -0.13) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.84 (+0.13, -0.11) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.59 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.14 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	266.91 (333)
Spectrum exposure	6.2 ks

Late Time spectrum (T0 + 5400 to 41962 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+16181 s

N_H (Galactic)	8.10 × 10²⁰ cm^-2
N_H (intrinsic)	6.4 (+142.8, -6.4) × 10²⁰ cm^-2
z of absorber	2.826
Photon index	1.93 (+0.25, -0.17)
Flux (0.3-10 keV) (Observed)	2.5 (+0.4, -0.4) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.9 (+0.4, -0.3) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.39 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.00 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	125.28 (171)
Spectrum exposure	5.1 ks