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Table 2
Coronal EMD of α Cen B during the activity cycle.
| Par. | 09/2003 | 02/2007 | 2010 | ||
| (max.) | (min.) | ratio | |||
|
|
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| k T1 | 0.12 ± 0.01 | 0.11 ± 0.01 | 0.12 | keV | |
| EM1 | 14.8 ± 1.7 | 3.9 ± 0.5 | 3.8 | 11.1 | 1049 cm-3 |
| k T2 | 0.28 ± 0.02 | 0.28 ± 0.03 | 0.26 | keV | |
| EM2 | 6.9 ± 1.0 | 0.8 ± 0.3 | 8.6 | 3.9 | 1049 cm-3 |
| k T3 | 0.68 ± 0.12 | – | 0.55 | keV | |
| EM3 | 0.4 ± 0.2 | – | >15 | 0.3 | 1049 cm-3 |
|
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| Σ EM | 22.1 | 4.7 | 15.3 | 1049 cm-3 | |
| av. TX | 2.1 | 1.6 | 1.9 | MK | |
| LX | 2.2 | 0.4 | 1.4 | 1027 erg s-1 | |
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