Dept. of Physics & Astronomy
XROA

| site map

Home
About
The Swift Mission UK involvement Instruments
GRBs before Swift GRBs in the Swift era Non-GRB science with Swift GRB research at Leicester
Spacecraft status Swift in the press Conferences
Support
Helpdesk TOO requests Guest Investigator program Target visibility checker
Data Access
Overview Quick Look GCN Notices Download obs data Search obs catalogue
Data Analysis
Data analysis overview Swift software
Build XRT products
BAT data analysis guide XRT data analysis guide XRT digest UVOT data analysis guide
GRB Products
Full dataset Swift XRT products for GRBs XRT positions XRT light curves XRT spectra XRT GRB catalogue Burst analyser Prompt dataset GRB field info XRT prompt analysis
Publications
Publication index Published papers Submitted papers XRT instrument papers ATELs GCNs Conferences
Links
Databases NED Simbad GCN circulars archive GRB data table Software & Tools Swift Software (HEASoft) Xanadu WebPIMMS Institutional Swift Sites GSFC PSU OAB ASDC MSSL University of Leicester Leicester Space Research Centre

Swift-XRT spectra of GRB 090814A

Last updated after receiving ObsID 00359951006, version 11.

About these products.

Get another burst.

Add time-sliced spectrum.

The spectral fits assume a redshift: 0.696 (GCN 9797)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 165 to 47606 s)

Download spectral files for Time-averaged spectrum.

Plots to download

WT and PC mode spectra of GRB 090814A

WT mode. Mean photon arrival: T0+244 s

N_H (Galactic)	4.8 × 10²⁰ cm^-2
N_H (intrinsic)	1.94 (+0.37, -0.35) × 10²¹ cm^-2
z of absorber	0.696
Photon index	2.628 (+0.099, -0.094)
Flux (0.3-10 keV) (Observed)	3.35 (+0.14, -0.14) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.74 (+0.21, -0.30) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	2.5 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.3 × 10^-11 erg cm^-2 ct^-1
C-stat (dof)	453.45 (457)
Exposure time	258 s

PC mode. Mean photon arrival: T0+2896 s

N_H (Galactic)	4.8 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+2.0 × 10²⁰, -0) cm^-2
z of absorber	0.696
Photon index	1.786 (+0.112, -0.096)
Flux (0.3-10 keV) (Observed)	3.37 (+0.33, -0.25) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.75 (+0.17, -0.45) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.9 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.4 × 10^-11 erg cm^-2 ct^-1
C-stat (dof)	223.70 (285)
Exposure time	10.1 ks

Late Time spectrum (T0 + 5685 to 47606 s)

Download spectral files for Late Time spectrum.

Plots to download

PC mode spectrum of GRB 090814A

PC mode. Mean photon arrival: T0+15724 s

N_H (Galactic)	4.8 × 10²⁰ cm^-2
N_H (intrinsic)	1.6 (+3.3, -1.6) × 10²¹ cm^-2
z of absorber	0.696
Photon index	2.32 (+0.77, -0.65)
Flux (0.3-10 keV) (Observed)	3.23 (+1.58, -0.92) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.7 (+6.5, -1.3) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.3 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.8 × 10^-11 erg cm^-2 ct^-1
C-stat (dof)	50.82 (55)
Exposure time	8.0 ks