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Table 3.
Mean inversion errors in 10 × 10 pixel regions.
| Parameter | Region | log τ = 0 | log τ = −2.5 | log τ = −5 |
|---|---|---|---|---|
| T [K] | Quiet Sun | 5 | 7 | 58 |
| Penumbra | 6 | 10 | 48 | |
| Umbra | 16 | 50 | 39 | |
| Bhor [G] a | Quiet Sun | 957 | 1008 | 872 |
| Penumbra | 68 | 136 | 263 | |
| Umbra | 395 | 446 | 471 | |
| Bz [G] a | Quiet Sun | 43 | 62 | 92 |
| Penumbra | 43 | 71 | 124 | |
| Umbra | 263 | 369 | 427 | |
| vlos [km/s] | Quiet Sun | 0.26 | 0.14 | 0.19 |
| Penumbra | 0.27 | 0.20 | 0.21 | |
| Umbra | 0.55 | 0.64 | 0.89 | |
Notes. The errors are computed at constant optical depth. aMagnetic field is in the observer’s reference frame.
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