Table 1:
Giant burst properties.
Object |
SGR 0526-66 |
SGR 1900+14 |
Active periods |
1979-83 |
1979, 1992, 1998-99 |
Giant Burst |
5 March 1979 |
27 August 1998 |
Precursor: |
|
|
Duration, s |
No data |
0.05 |
kT (keV) |
|
20 |
Hard -ray spike: |
|
|
Duration, s |
0.25 |
0.35 |
Peak luminosity, erg s-1 |
 |
 |
Energy release, erg |
 |
 |
kT (keV) |
246 |
240 |
Bright X-ray emission: |
|
|
Duration, s |
180 |
370 |
Pulsation period, s |
8.1 |
5.16 |
Energy release, erg |
 |
 |
kT (keV) |
30 |
evolves,
 |
Data sources: Cline et al. (1980); Fenimore et al.
(1996); Feroci et al. (2001); Hurley et al. (1999a); Ibrahim et al. (2001);
Mazets et al. (1999). "No data'' means that Mazets et al. 1979 have not
plotted any data for the last second before the burst (the time resolution
for their observations of the pre-burst background is apparently >1 s).
|
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