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Swift-XRT spectra of GRB 210306A

Last updated after receiving ObsID 01035994009, version 13

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 80 to 56476 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+330 s

N_H (Galactic)	4.22 × 10²⁰ cm^-2
N_H (intrinsic)	1.07 (+0.15, -0.15) × 10²¹ cm^-2
z of absorber	0
Photon index	1.86 (+0.05, -0.04)
Flux (0.3-10 keV) (Observed)	6.56 (+0.18, -0.17) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	8.18 (+0.18, -0.17) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.64 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.54 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	644.08 (687)
Spectrum exposure	576 s

PC mode. Mean photon arrival: T0+13102 s

N_H (Galactic)	4.22 × 10²⁰ cm^-2
N_H (intrinsic)	1.3 (+0.4, -0.4) × 10²¹ cm^-2
z of absorber	0
Photon index	1.95 (+0.14, -0.13)
Flux (0.3-10 keV) (Observed)	1.13 (+0.09, -0.08) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.48 (+0.09, -0.09) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.61 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.75 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	394.22 (374)
Spectrum exposure	6.6 ks

Late Time spectrum (T0 + 4332 to 56476 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+13102 s

N_H (Galactic)	4.22 × 10²⁰ cm^-2
N_H (intrinsic)	1.3 (+0.4, -0.4) × 10²¹ cm^-2
z of absorber	0
Photon index	1.95 (+0.14, -0.13)
Flux (0.3-10 keV) (Observed)	1.13 (+0.09, -0.08) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.48 (+0.09, -0.09) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.61 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.75 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	394.22 (374)
Spectrum exposure	6.6 ks