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Table 1.
Summary of distributions of radiation temperature at millimetre and ultraviolet wavelengths from ALMA and IRIS.
| Regiona | Parameter | ALMA | C II | Mg II k2v | Mg II k3 | Mg II k2r | Mg II h2v | Mg II h3 | Mg II h2r |
|---|---|---|---|---|---|---|---|---|---|
| (kK) | 1.3 mm | 133.4 nm | |||||||
| Entire | Mean | 6.6 | 6.6 | 5.6 | 5.3 | 5.6 | 5.5 | 5.2 | 5.4 |
| FOV | σb | 0.5 | 0.3 | 0.4 | 0.3 | 0.4 | 0.4 | 0.3 | 0.4 |
| Range | 4.6–8.1 | 5.5–8.2 | 4.5–6.6 | 4.4–6.4 | 4.5–6.5 | 4.3–6.4 | 4.2–6.3 | 4.2–6.4 | |
| Sunspot | Mean | 6.3 | 6.6 | 5.7 | 5.3 | 5.6 | 5.5 | 5.2 | 5.5 |
| and pores | σ | 0.6 | 0.2 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Range | 4.6–7.8 | 5.7–7.8 | 4.5–6.6 | 4.4–6.4 | 4.6–6.5 | 4.3–6.4 | 4.2–6.3 | 4.2–6.4 | |
| Umbra | Mean | 5.6 | 6.6 | – | 5.1 | – | – | 4.9 | – |
| σ | 0.4 | 0.2 | – | 0.2 | – | – | 0.2 | – | |
| Range | 4.6–6.8 | 6.0–7.4 | – | 4.4–5.9 | – | – | 4.2–5.7 | – | |
| Penumbra | Mean | 6.5 | 6.6 | 5.7 | 5.4 | 5.6 | 5.6 | 5.3 | 5.5 |
| and pores | σ | 0.4 | 0.2 | 0.3 | 0.2 | 0.3 | 0.3 | 0.2 | 0.3 |
| Range | 5.2–7.8 | 5.7–7.8 | 4.8–6.6 | 4.4–6.4 | 4.6–6.5 | 4.6–6.4 | 4.4–6.3 | 4.5–6.4 | |
| Plage | Mean | 7.0 | 6.8 | 6.0 | 5.5 | 5.9 | 5.8 | 5.4 | 5.7 |
| σ | 0.4 | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 | 0.3 | 0.3 | |
| Range | 5.8–8.1 | 5.9–8.2 | 4.8–6.5 | 4.7–6.4 | 4.8–6.5 | 4.7–6.4 | 4.7–6.3 | 4.7–6.3 | |
| Quasi-quiet | Mean | 6.5 | 6.5 | 5.3 | 5.1 | 5.3 | 5.2 | 5.0 | 5.2 |
| regions | σ | 0.4 | 0.2 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Range | 5.2–7.9 | 5.5–7.8 | 4.6–6.5 | 4.5–6.4 | 4.7–6.5 | 4.6–6.4 | 4.4–6.2 | 4.6–6.3 |
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