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Table 1.
Measured prominence line properties, including peak intensity, Gaussian width σ, line width Δλw, and derived nonthermal velocities for assumed temperatures of 6000 K and 8000 K.
| Line | λ0 | (I/Ic)max | σ | Δλw | v2 | vnth (8000 K) | vnth (6000 K) |
|---|---|---|---|---|---|---|---|
| Hα | 6562.79 Å | 6.00 × 10−2 | – | – | – | – | –0pt11pt |
| Ca II | 8542.09 Å | 3.68 × 10−2 | 0.156 Å | 0.221 Å | 7.8 km2 s−2 | 2.1 km s−1 | 2.3 km s−1 |
| Ti II | 4307.91 Å | 1.25 × 10−4 | 0.071 Å | 0.100 Å | 7.0 km2 s−2 | 2.0 km s−1 | 2.2 km s−1 |
| Ca I | 4307.75 Å | 2.76 × 10−5 | 0.029 Å | 0.041 Å | 2.9 km2 s−2 | – | 0.6 km s−1 |
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