SGR burst detected by KW on 1998-08-21
at T0 = 77424.989 s UT (21:30:24.989)

Lightcurve
Lightcurve

Source properties

Name:  SGR 1900+14
Coordinates[J2000]: (286.8097, 9.3223)
Proposed associations:  massive star cluster
Distance:  12.5 kpc
P, Ṗ:   ∼ 5.20 s,  ∼ 9.20 × 10-11 s s-1
B surf:  ∼ 7.0 × 1014 G
Characteristic age:  ∼ 0.9 kyr

Temporal analysis

Ti (s) Tf (s) T100 (s) T90 (s) T50 (s)
-0.160 0.180 0.340 0.156-0.007+0.007 0.076-0.004+0.004

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 - 2 2.41-0.06+0.06 1.83-0.10+0.10 -0.95-0.22+0.23 33.51-2.83+2.34 ... 28.98/22
2BB 1 - 2 2.36-0.06+0.06 1.78-0.10+0.10 ... 4.98-0.59+0.65 46.48-8.39+15.08 13.81-0.78+0.97 6.86-0.97+1.30 32.16/21