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Swift-XRT spectra of GRB 210824A

Last updated after receiving ObsID 01070157004, version 9

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 310 to 46042 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+315 s

N_H (Galactic)	3.31 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+2.65 × 10²², -0) cm^-2
z of absorber	0
Photon index	1.30 (+1.26, -0.66)
Flux (0.3-10 keV) (Observed)	7 (+7, -4) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	7 (+1.00 × 10¹¹, -4) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.69 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.03 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	5.92 (7)
Spectrum exposure	8 s

PC mode. Mean photon arrival: T0+8353 s

N_H (Galactic)	3.31 × 10²⁰ cm^-2
N_H (intrinsic)	5.4 (+3.3, -2.3) × 10²¹ cm^-2
z of absorber	0
Photon index	2.1 (+0.5, -0.4)
Flux (0.3-10 keV) (Observed)	1.01 (+0.24, -0.19) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.86 (+1.11, -0.35) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.01 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.37 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	117.00 (138)
Spectrum exposure	11.5 ks

Late Time spectrum (T0 + 4000 to 46042 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+14984 s

N_H (Galactic)	3.31 × 10²⁰ cm^-2
N_H (intrinsic)	4.9 (+3.8, -2.8) × 10²¹ cm^-2
z of absorber	0
Photon index	1.8 (+0.5, -0.5)
Flux (0.3-10 keV) (Observed)	5.8 (+1.9, -1.4) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	8.6 (+3.5, -1.7) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	4.79 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.05 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	83.71 (89)
Spectrum exposure	11.0 ks