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 -17.5 CSI 2 1.8 36 6
2 21 17 -40 BXI 0.3 0.1 62 7
3 22 -8 -64.5 HHX 4.3 4.2 78 4
4 23 -7 -12 AXX 0.1 0.1 18 1
5 24 -4 -83 HRX 0.4 0.4 86 1
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