The Sunspot Observer - Average annual indices of solar activity - Solar activity in 2021 - February, 2021

Statistics of sunspot activity

February, 2021

Visual indices of solar activity by author's observations

Date01020304050607080910111213141516171819202122232425262728Average%
W        0     0 0       3621  11.40100
Wn        0     0 0       2421  9.0078.95
Ws        0     0 0       120  2.4021.05
n        0     0 0       21  0.60100
A        0     0 0       10  0.2033.33
B        0     0 0       00  0.000.00
C        0     0 0       00  0.000.00
D        0     0 0       11  0.4066.67
E        0     0 0       00  0.000.00
F        0     0 0       00  0.000.00
G        0     0 0       00  0.000.00
H        0     0 0       00  0.000.00
I        0     0 0       00  0.000.00
x        0     0 0       10  0.2033.33
r        0     0 0       00  0.000.00
s        0     0 0       01  0.2033.33
a        0     0 0       10  0.2033.33
h        0     0 0       00  0.000.00
k        0     0 0       00  0.000.00
x        0     0 0       10  0.2033.33
o        0     0 0       00  0.000.00
i        0     0 0       11  0.4066.67
c        0     0 0       00  0.000.00
CV        0     0 0       2328  10.20100
CVn        0     0 0       2228  10.0098.04
CVs        0     0 0       10  0.201.96
gr        0     0 0       21  0.60100.00
grfp        0     0 0       83  2.2040.74
grf        0     0 0       88  3.2059.26
efp        0     0 0       00  0.000.00
ef        0     0 0       00  0.000.00
Cond        3     3 2       32  2.6048.00