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
1 870 4 -10 B 0.1 0.1 9 4
2 871 50.5 10 G 7.3 4.3 68 14
3 872 -8 6 F 16 9 20 37
4 873 -36 9 D 1.4 1 54 7
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