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Table 4

Radiation temperature stratification derived from images in the FeI 630.25 nm line.

Level Radiation z (km) τ 630
index temperature (K)

1 4884 175 (220) 0.027
2 4935 172 (217) 0.041
3 5045 165 (210) 0.078
4 5207 159 (204) 0.142
5 5385 0.233
6 5556 0.343
7 5707 0.462
8 5831 129 0.574
9 5927 114 0.672
10 5997 95 0.748
11 6046 75 0.804
12 6077 59 0.842
13 6099 47 0.869
14 6116 38 0.891
15 6130 33 0.909
16 6142 30 0.924
17 6152 28 0.937
18 6161 26 0.948
19 6168 24 0.958
20 6174 23 0.966
25 6200 21 1.

Notes.The height z is given with respect to the standard τ500 = 1 level.

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