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 29 13 68 HHX 2.8 2.8 81 1
2 30 21 23 CSI 3.1 2.8 49 14
3 32 18 -9 CHI 5.7 5.1 39 23
4 33 -18 62 BXI 0.2 0.1 76 4
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