

Source properties
Name: SGR 1550-5418/AXP 1E1547-5408
Coordinates[J2000]: (237.7255, 54.3067)
Proposed associations: SNR G327.24-0.13
Distance: 5 kpc
P, Ṗ: ∼ 2.07 s, ∼ 4.77 × 10-11 s s-1
B surf: ∼ 3.2 × 1014 G
Characteristic age: ∼ 0.7 kyr
Temporal analysis
Ti (s) | Tf (s) | T100 (s) | T90 (s) | T50 (s) |
---|---|---|---|---|
-0.036 | 0.126 | 0.162 | 0.050-0.008+0.008 | 0.016-0.003+0.003 |
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 | 1.25-0.05+0.05 | 4.37-0.20+0.20 | -0.73-0.34+0.36 | 44.27-4.83+3.76 | ... | 24.76/18 | |||
2BB | 1 | 1.24-0.04+0.04 | 4.35-0.20+0.20 | ... | 6.24-1.86+1.68 | 11.41-3.32+24.51 | 17.16-1.47+1.85 | 1.80-0.64+0.76 | 25.25/17 |