SGR burst detected by KW on 2006-08-06
at T0 = 21037.877 s UT (05:50:37.877)

Lightcurve
Lightcurve

Source properties

Name:  SGR 1806-20
Coordinates[J2000]: (272.1639, -20.4111)
Proposed associations: W31,  MC 13A,  massive star cluster
Distance:  8.7 kpc
P, Ṗ:   ∼ 7.55 s,  ∼ 49.5 × 10-11 s s-1
B surf:  ∼ 20.0 × 1014 G
Characteristic age:  ∼ 0.2 kyr

Temporal analysis

Ti (s) Tf (s) T100 (s) T90 (s) T50 (s)
-0.402 0.366 0.768 0.348-0.032+0.032 0.162-0.012+0.012

Spectral analysis

Model Spectra Fluence Peak flux α Ep kT1 R1 kT2 R2 χ2/dof
(10-6 erg/cm2) (10-5 erg/cm2/s) (keV) (keV) (km) (keV) (km)
CPL 1 - 4 3.33-0.11+0.11 1.33-0.12+0.12 -0.64-0.47+0.51 24.55-5.03+3.77 ... 24.97/21
2BB 1 - 4 3.31-0.11+0.11 1.32-0.12+0.12 ... 6.84-1.07+0.85 16.95-2.77+6.39 13.71-2.28+4.03 2.42-0.91+1.89 23.79/20