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
1 648 68.5 15 C 1.5 1.2 81 7
2 643 57 -8 C 5.6 5.4 73 6
3 647 47.5 -13 C 0.6 0.5 65 3
4 649 28 -15 A 0.1 0.1 46 1
5 651 1 -3 A 0.2 0.2 5 1
6 652 -2 -19 B 0.4 0.2 29 8
7 653 -11.5 20 C 0.6 0.3 34 7
8 654 -15 4 D 6.8 3.9 23 20
9 655 -24.5 8.5 B 0.3 0.1 37 7
10 656 -31.5 2 B 0.2 0.2 45 1
11 657 -39.5 -17 J 2.2 2.2 59 1
12 658 -47 18.5 E 9.1 6.5 66 16
13 660 -42 -30 A 0.1 0.1 66 1
14 661 -51.5 -19 H 6.4 6.4 70 5
15 664 -48 8 D 6.4 3.3 64 12
16 665 -61 -14 J 3.5 3.5 76 2
17 666 -61 12.5 C 1.9 1.7 76 4
18 667 -65 6.5 C 0.9 0.8 78 3
19 668 18.5 -13.5 A 0.2 0.1 34 2
20 669 -73 9.5 J 0.4 0.4 83 1
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