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Swift-XRT spectra of GRB 221202A

Last updated after receiving ObsID 01142997004, version 12

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 101 to 57806 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+191 s

N_H (Galactic)	2.11 × 10²⁰ cm^-2
N_H (intrinsic)	3.95 (+0.30, -0.29) × 10²¹ cm^-2
z of absorber	0
Photon index	3.23 (+0.11, -0.10)
Flux (0.3-10 keV) (Observed)	6.12 (+0.20, -0.19) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.55 (+0.26, -0.19) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	2.34 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	9.73 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	390.54 (418)
Spectrum exposure	185 s

PC mode. Mean photon arrival: T0+3567 s

N_H (Galactic)	2.11 × 10²⁰ cm^-2
N_H (intrinsic)	1.6 (+0.7, -0.6) × 10²¹ cm^-2
z of absorber	0
Photon index	2.53 (+0.29, -0.27)
Flux (0.3-10 keV) (Observed)	3.4 (+0.5, -0.4) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.89 (+1.42, -0.83) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	2.78 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.78 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	172.08 (185)
Spectrum exposure	7.9 ks

Late Time spectrum (T0 + 4433 to 57806 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+17472 s

N_H (Galactic)	2.11 × 10²⁰ cm^-2
N_H (intrinsic)	2.3 (+2.7, -1.9) × 10²¹ cm^-2
z of absorber	0
Photon index	2.1 (+0.7, -0.6)
Flux (0.3-10 keV) (Observed)	4.3 (+1.7, -1.2) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.5 (+4.4, -1.3) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.40 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.20 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	49.88 (57)
Spectrum exposure	7.2 ks