The Sunspot Observer - Average annual indices of solar activity NGDC - Solar activity in 1993

Statistics of sunspot activity

Solar activity in 1993

Visual indices of solar activity by National Geophysical Data Center

 
Average by
month
I
II
III
IV
V
VI
VII
VIII
IX
X
XI
XII
days
months
N31283130313031313031303130.4230.42
W80.31122.4995.5990.1273.6565.9876.1154.7230.7567.1642.5166.3471.9072.14
Wn21.3364.4548.0033.1054.3036.5530.5934.0117.8527.9131.8339.0936.4336.58
Ws58.9858.0347.5957.0219.3529.4345.5220.7112.9039.2510.6827.2535.4635.56
n5.296.405.014.814.073.485.013.761.933.582.083.404.054.07
A0.650.660.830.720.810.570.920.420.520.600.450.650.650.65
B0.700.670.670.890.500.310.730.410.400.580.210.200.520.52
C1.161.650.930.780.790.821.190.810.360.650.230.710.840.84
D1.121.150.961.581.030.780.870.630.250.480.530.610.840.83
E0.010.450.320.210.210.300.040.000.010.160.140.070.160.16
F0.000.070.130.010.010.010.000.010.070.210.000.250.060.06
G0.110.500.430.290.110.060.010.270.030.370.380.250.230.24
H0.100.010.010.000.000.020.030.000.010.010.010.000.010.02
I1.441.250.740.330.600.611.241.200.270.510.140.650.750.75
x1.351.331.501.611.310.881.650.840.931.180.660.861.181.17
r0.360.290.210.250.230.110.370.250.150.190.080.150.220.22
s1.832.051.340.900.890.901.431.730.260.770.371.151.141.14
a1.451.901.491.841.471.251.510.940.400.880.390.891.201.20
h0.150.060.020.030.010.090.010.000.020.090.070.020.050.05
k0.140.770.450.180.150.240.040.010.170.470.500.330.280.29
x2.191.911.591.051.411.192.181.620.801.120.591.301.421.41
o2.923.872.733.151.911.742.571.950.952.031.021.642.202.21
i0.170.590.600.560.670.520.260.170.180.390.420.420.410.41
c0.010.030.090.060.080.020.000.010.000.040.050.040.040.04
CV60.7695.6169.6762.1548.4447.8843.8839.8319.2252.8641.7248.4452.3052.54
CVn13.8452.7829.1123.9438.6323.4017.2525.8510.7220.4525.3731.3325.8926.06
CVs46.9142.8340.5638.219.8124.4826.6413.988.5032.4116.3517.1226.4026.48