From: A climatology study on ionospheric F2 peak over Anyang, Korea
F10.7 ≤ 100
100 < F10.7 ≤ 200
F10.7 > 200
Kp < 2
(1) 10592
(2) 12359
(3) 2180
2 ≤ Kp < 4
(4) 8097
(5) 18227
(6) 3273
Kp ≥ 4
(7) 2323
(8) 7433
(9) 976