The Sunspot Observer - Average annual indices of solar activity - Solar activity in 2017

Statistics of sunspot activity

Solar activity in 2017

Visual indices of solar activity by author's observations

 
Average by
month
I
II
III
IV
V
VI
VII
VIII
IX
X
XI
XII
days
months
N106105121071474457,837,83
W26,7026,5014,6043,0019,0017,8017,0034,1427,716,258,257,8022,1420,73
Wn26,7022,3311,1019,2012,4217,807,5727,3619,143,004,755,4016,6314,73
Ws0,004,173,5023,806,580,009,436,788,573,253,502,405,516,00
n2,001,830,802,401,421,301,001,711,860,500,500,401,391,31
A0,100,000,100,200,170,100,140,000,000,000,000,000,070,07
B0,300,670,300,400,580,000,420,140,000,000,250,200,280,27
C0,400,170,000,800,170,300,290,290,290,000,250,000,240,25
D0,600,500,200,000,250,300,000,140,140,000,000,200,220,19
E0,000,000,100,400,000,000,140,360,000,000,000,000,100,08
F0,000,000,000,200,000,000,000,430,290,000,000,000,100,08
G0,100,000,100,200,000,000,000,070,000,000,000,000,040,04
H0,200,170,000,000,000,100,000,140,000,000,000,000,060,05
I0,300,330,000,200,250,500,000,141,140,500,000,000,280,28
x0,400,670,400,600,750,100,570,140,000,000,250,200,350,34
r0,000,500,100,400,080,100,000,000,290,000,000,000,110,12
s1,300,330,000,600,330,900,000,791,140,250,250,000,550,49
a0,300,330,100,400,250,200,000,500,140,250,000,200,240,22
h0,000,000,000,000,000,000,140,070,290,000,000,000,040,04
k0,000,000,200,400,000,000,290,210,000,000,000,000,100,09
x0,600,500,100,400,500,700,140,291,140,500,000,000,430,41
o1,300,830,401,400,670,300,710,000,430,009,500,200,931,31
i0,100,500,300,200,250,300,000,780,140,000,000,200,290,23
c0,000,000,000,400,000,000,140,070,140,000,000,000,050,06
CV26,2016,3313,7040,0011,4216,9020,2939,0031,864,253,254,8020,9419,00
CVn26,2015,679,0011,409,6716,901,0031,7126,141,752,754,4015,5513,05
CVs0,000,674,7028,601,750,0019,297,295,722,500,500,405,385,95
gr1,501,330,802,201,420,801,001,501,140,500,500,401,161,09
grfp2,300,003,109,401,251,302,868,434,710,750,501,203,312,98
grf3,900,003,509,402,833,004,148,363,710,502,752,604,073,72
efp0,400,330,000,000,000,500,000,210,710,000,000,000,200,18
ef0,100,170,000,200,000,000,000,000,000,000,000,000,030,04
Cond2,402,832,303,002,332,203,002,362,863,753,503,002,632,79