Table 2:
Parameters inferred directly from observation of the two sequential flares in AR9893/9901 and parameters derived from the observations.
|
Observational parameters |
|
Flare 2 |
|
GOES M |
GOES C |
RHESSI |
Radio |
Peak temperature (MK) |
7 |
10 |
- |
- |
Peak E Measure (1049 cm-3) |
0.2 |
0.05 |
- |
- |
Peak photon spectral index ( ) |
- |
- |
- |
- |
Magnetic field (Gauss) |
- |
- |
- |
- |
Razin parameter ( ) |
- |
- |
- |
- |
Length (109 cm) |
- |
- |
- |
4.0 |
footpoint area (1017 cm2) |
- |
- |
- |
2.5 |
|
Flare 3 |
Peak temperature (MK) |
16 |
16 |
35 |
- |
Peak E Measure (1049 cm-3) |
5.0 |
2.0 |
3.5 |
- |
Peak photon spectral index ( ) |
- |
- |
5.9 |
5.1 |
Magnetic field (Gauss) |
- |
- |
- |
150 |
Razin parameter ( ) |
- |
- |
- |
0.27 |
Length (109 cm) |
- |
- |
4.5 |
2.9 |
footpoint area (1017 cm2) |
- |
- |
2.0 |
2.5 |
|
Derived parameters |
|
Flare 2 |
Column density 1019 cm-2 |
9.0 |
4.5 |
- |
- |
Electron Number (electrons/s) |
- |
- |
- |
- |
Power (erg/s) |
- |
- |
- |
- |
Beam evaporation 1019 cm-2 |
|
|
|
|
Conductive evaporation 1019 cm-2 |
6.9 |
14.0 |
- |
|
Radiative losses (erg/s) |
 |
 |
- |
- |
Conductive losses (erg/s) |
 |
 |
- |
- |
Stopping energy (keV) |
18.6 |
26.4 |
- |
- |
|
Flare 3 |
Column density 1019 cm-2 |
35.0 |
22.0 |
9.3 |
5.0 |
Electron Number (electrons/s) |
- |
- |
 |
 |
Power (erg/s) |
- |
- |
 |
- |
Beam evaporation 1019 cm-2 |
- |
- |
9.7 |
|
Conductive evaporation 1019 cm-2 |
36.0 |
36.0 |
170 |
- |
Stopping energy (keV) |
52.0 |
41.0 |
27.8 |
19.6 |