

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) |
---|---|---|---|---|
-0.010 | 0.132 | 0.142 | 0.108-0.004+0.004 | 0.054-0.003+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 - 2 | 4.42-0.10+0.10 | 4.28-0.13+0.13 | 0.20-0.23+0.24 | 52.83-1.41+1.35 | ... | 31.12/21 | |||
2BB | 1 - 2 | 4.40-0.10+0.10 | 4.26-0.13+0.13 | ... | 6.22-2.52+2.96 | 12.17-4.14+74.69 | 15.90-0.86+1.75 | 3.27-1.45+1.83 | 32.80/20 |