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Table 3

Parameters of zebra lines for Bph = 2000 G, Bnls = 10 G, nadd = 1, r0 = 30 Mm and y = 0.

s h (Mm) fup (GHz) τ

30 2.51 0.893 298
29 2.54 0.864 260
28 2.58 0.835 224
27 2.61 0.806 192
26 2.65 0.777 152
25 2.69 0.747 116
24 2.73 0.718 87
23 2.77 0.689 51
22 2.81 0.660 23

Notes. s is the gyro-harmonic number, h is the height in the solar atmosphere, fup is the upper-hybrid frequency, and τ is the optical thickness.

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