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 -20 -31 CSI 1.3 1.1 50 8
2 20 8 -45 BXI 0.2 0.1 64 5
3 21 16 -52.5 BXI 0.2 0.1 72 4
4 22 -9 -79 HHX 2.3 2.3 85 1
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