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 13 37 -17.5 D 6.9 5.3 53 14
2 14 18.5 -16 E 13.5 3.5 32 61
3 15 31.5 13.5 D 8.8 5.3 51 9
4 18 -15.5 -14.5 B 0.2 0.1 27 4
5 21 50 16 D 4.4 3 70 19
6 22 7.5 -14.5 B 0.2 0.1 18 3
7 23 -29.5 -11.5 B 0.3 0.1 44 4
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