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Table 1.
Observed and derived parameters during the first nonthermal peak for the flare and the high-coronal source.
| Source type | Parameter | Entire flare | High-coronal |
|---|---|---|---|
| Thermal | temperature [MK] | 17.5 | 23.5 ± 0.7 |
| EM [cm−3] | 4.6 × 1048 | 1.7 ± 0.2 × 1047 | |
| volume [cm3] | 6 × 2025 | 6 × 2027 | |
| density [cm−3] | 2 × 1011 | 5 × 109 | |
| GOES class | M6 | B6 | |
| thermal energy Eth [erg] | 2 × 1029 | 3 × 1029 | |
| Non-thermal | photon spectral index γ | 4.9 ± 0.1 | 4.8 ± 0.1 |
| F30 [photons s−1 cm−2 keV−1] | 4.0 ± 0.3 | 0.16 ± 0.01 | |
| non-thermal thick-target energy above 25 keV Ethick [erg] | 3 × 1029 | 1 × 1028 | |
| non-thermal thin target energy above 25 keV Ethin [erg] | ≫2 × 1028 | ||
Notes. Values without error bars are order of magnitude estimates.
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