SGR burst detected by KW on 2006-09-17
at T0 = 63683.839 s UT (17:41:23.839)

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)
-0.142 0.880 1.022 0.466-0.178+0.178 0.226-0.012+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)
2BB 1 - 4 3.82-0.12+0.12 1.18-0.12+0.12 ... 4.09-0.65+0.72 54.00-15.73+50.22 11.33-0.66+0.76 5.08-1.43+2.49 11.55/19