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
72
-20
-48
CSI
1.9
1.7
73
7
2
73
-20
-64
BXO
0.2
0.1
80
3