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
53
17.5
20
BXI
1
0.2
36
17
2
53
17
35
BXI
0.9
0.2
53
15