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Swift-XRT spectra of GRB 210515C

Last updated after receiving ObsID 01048618003, version 6

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 76 to 39914 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+108 s

N_H (Galactic)	2.62 × 10²⁰ cm^-2
N_H (intrinsic)	1.3 (+0.4, -0.4) × 10²¹ cm^-2
z of absorber	0
Photon index	2.98 (+0.22, -0.20)
Flux (0.3-10 keV) (Observed)	2.84 (+0.20, -0.19) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.94 (+1.15, -0.35) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	2.29 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.79 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	282.69 (263)
Spectrum exposure	98 s

PC mode. Mean photon arrival: T0+3729 s

N_H (Galactic)	2.62 × 10²⁰ cm^-2
N_H (intrinsic)	7 (+7, -6) × 10²⁰ cm^-2
z of absorber	0
Photon index	2.26 (+0.31, -0.28)
Flux (0.3-10 keV) (Observed)	1.61 (+0.26, -0.22) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.13 (+0.30, -0.28) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	2.92 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.87 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	150.43 (167)
Spectrum exposure	8.6 ks

Late Time spectrum (T0 + 4436 to 39914 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+14873 s

N_H (Galactic)	2.62 × 10²⁰ cm^-2
N_H (intrinsic)	9.9 (+21.6, -9.9) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.8 (+0.8, -0.6)
Flux (0.3-10 keV) (Observed)	4.6 (+3.0, -1.6) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.6 (+1.7, -1.3) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	4.02 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.86 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	57.81 (50)
Spectrum exposure	7.8 ks