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 16 -13 20 C 3.7 3.5 41 8
2 17 3 17 D 4.6 3 33 35
3 18 -37 -18.5 A 0.2 0.2 54 1
4 19 -82 -28 J 0.5 0.5 86 1
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