Basic Information
Number:
Date:
Standard Time:
International time:
P:
B_0:
L_0:
L:
  N S N+S
g
f
R
k R
weather:
visibility:
Note:
Observer:
Sunspot Information
No. Sunspot number longitude latitude type a a' radius Sunspot number
1 20 12 77 HRX 0.4 0.4 85 1
2 22 -8 53 CSI 1.1 0.9 68 7
3 24 -5 35.5 HSX 0.9 0.8 50 2
4 25 -9 19.5 CHI 15.6 15.2 28 17
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