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Table 8
GJ 486 flare properties.
| Unit | Flare 1 | Flare 2 | |
|---|---|---|---|
| Wavelength range | Å | 1065–1367 | 1065–1367 |
| Flare start-end(a) | s | 1730–2161 | 1300–2690 |
| Flare duration(a) | s | 431 | 1390 |
| Median quiescent flux | erg cm−2 s−1 | 9.02 × 10−15 | 8.89 × 10−15 |
| Flare model parameters | |||
| tcen | s | 1809.60 ± 0.80 | 1438.22 ± 0.89 |
| t1/2 | s | 36.2 ± 1.8 | 89.6 ± 1.7 |
| A | – | 1.28 ± 0.19 | 1.50 ± 0.10 |
| B | – | −0.182 ± 0.041 | −0.164 ± 0.020 |
| C | – | 0.364 ± 0.061 | 0.536 ± 0.026 |
| D1 | – | 0.015 ± 0.017 | 0.226 ± 0.014 |
| D2 | – | 1.16 ± 0.13 | 1.8 ± 0.16 |
| F1 | – | 0.0327 ± 0.0058 | 0.0988 ± 0.0067 |
| Derived flare properties | |||
| Time of peak flare(a) | s | 1814 | 1457 |
| Flare amplitude | erg cm−2 s−1 | 2.34 × 10−13 | 8.36 × 10−13 |
| FWHM | s | 47 | 123 |
| Absolute energy (ECOS/G130M) | erg | 3.065 ± 0.068 × 1029 | 1.368 ± 0.012 × 1030 |
| Equivalent duration (δ) | s | 4357 ± 96 | 19724 ± 169 |
Notes. A description of the flare model parameters can be found in Sect. 5.1. Derived flare properties are computed from the best-fit flare models. (a) Flare times are relative to the observation start time. We do not observe the start of Flare 2, so time values are approximate.
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