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 18 17.5 10.5 J 2.5 2.4 35 3
2 20 3 14.5 D 10 5 31 16
3 21 -3 -18.5 B 0.2 0.1 18 4
4 22 -14 29 H 19 19 54 5
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