The Sunspot Observer - Average annual indices of solar activity NGDC - October, 1990

Statistics of sunspot activity

October, 1990

Visual indices of solar activity by National Geophysical Data Center

Date12345678910111213141516171819202122232425262728293031Average%
W129.63168.20200.57165.57179.00167.50168.83211.50192.00192.00273.50262.17287.33243.60321.83293.00197.33234.43236.40216.67174.75175.80170.50144.20164.50137.17121.60131.50119.29118.86100.67190.32100
Wn34.6355.8084.5782.2984.7162.6769.5081.6782.8389.00119.83112.67121.83110.40149.67140.3398.83113.71116.80110.67106.2596.4090.6773.4087.5080.8365.6054.1747.8646.0022.6786.9045.66
Ws95.00112.40116.0083.2994.29104.8399.33129.83109.17103.00153.67149.50165.50133.20172.17152.6798.50120.71119.60106.0068.5079.4079.8370.8077.0056.3356.0077.3371.4372.8678.00103.4254.34
n6.758.0010.149.008.869.3310.5012.6712.3312.0015.0014.6715.6712.8014.8313.6710.0012.2914.2012.0010.2511.0011.008.207.256.506.406.676.146.435.8310.33100
A1.252.001.290.862.001.501.670.831.170.332.502.172.000.402.671.500.671.141.801.672.255.004.002.602.251.671.001.001.431.291.001.7116.51
B2.251.602.431.431.002.171.501.671.001.331.831.673.001.802.172.330.671.001.801.330.750.801.171.001.000.502.001.170.860.430.171.4113.67
C0.501.002.432.141.291.672.834.003.503.173.174.672.001.001.832.501.671.430.801.671.000.801.170.600.750.670.400.500.431.001.501.6816.25
D1.882.403.003.713.573.332.502.172.332.502.332.503.504.203.671.671.001.862.001.670.500.800.671.601.001.170.601.672.711.862.002.1420.71
E0.130.200.430.430.000.000.170.500.330.670.500.170.000.400.831.500.500.570.800.000.500.000.000.200.000.000.200.170.140.430.330.333.15
F0.000.000.000.000.000.000.000.000.000.170.000.000.000.000.000.000.000.140.400.000.250.000.170.000.500.330.200.000.000.000.000.070.67
G0.380.200.140.000.710.330.670.331.170.671.500.830.670.800.670.331.501.571.202.001.751.601.501.200.751.001.201.500.430.570.330.898.58
H0.000.000.000.140.000.000.001.170.170.500.500.331.000.800.500.000.500.711.401.330.250.000.000.000.000.000.000.330.000.000.000.313.01
I0.380.600.430.290.290.331.172.002.672.672.672.333.503.402.503.833.503.864.002.333.002.002.331.001.001.170.800.330.140.860.501.8017.44
x3.503.603.712.293.003.673.172.502.171.674.333.835.002.204.833.831.332.143.603.003.005.805.173.603.252.173.002.172.291.711.173.1230.18
r0.000.000.430.430.000.171.170.670.170.671.171.000.670.800.500.500.170.430.600.001.250.200.330.200.250.330.600.500.431.430.330.504.80
s1.381.401.141.711.431.332.502.833.674.333.333.832.834.202.003.832.672.713.802.673.002.802.002.801.501.331.001.000.570.571.172.3022.27
a0.881.202.572.003.002.331.834.504.172.833.002.673.502.803.832.833.504.863.604.002.252.003.001.200.751.671.201.671.711.862.172.5624.78
h0.000.000.140.570.290.330.831.171.330.671.170.330.330.000.000.000.170.291.000.330.500.000.170.200.250.170.000.330.000.000.000.343.30
k1.001.802.142.001.141.501.001.000.831.832.003.003.332.803.672.672.171.861.602.000.250.200.330.201.250.830.601.001.140.861.001.5214.67
x1.632.601.711.292.291.832.834.004.003.505.674.836.504.605.675.334.675.717.205.335.507.006.333.603.252.831.801.671.572.141.503.8236.95
o4.134.207.296.576.577.337.507.837.677.178.178.508.176.406.505.334.505.715.806.674.004.004.504.003.002.674.204.333.863.574.005.6254.35
i1.001.201.141.140.000.170.170.830.671.331.171.331.001.802.673.000.830.711.200.000.750.000.170.601.001.000.400.670.710.710.330.898.65
c0.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.140.000.000.000.000.000.000.000.000.000.000.000.000.000.000.04
CV93.38123.20159.14178.00140.43143.00154.67191.00201.50212.33235.83230.67244.17240.20251.83213.33177.83198.86227.00194.00126.7591.2098.8399.60108.7598.6776.80118.33102.0091.5797.67158.73100
CVn8.5019.0044.7150.7142.5733.0056.3379.1765.8379.50101.50108.67100.3397.20114.8383.1786.17101.71132.00101.3366.5058.6062.5039.2049.2543.6736.4040.1730.1419.5715.3363.4739.99
CVs84.88104.20114.43127.2997.86110.0098.33111.83135.67132.83134.33122.00143.83143.00137.00130.1791.6797.1495.0092.6760.2532.6036.3360.4059.5055.0040.4078.1771.8672.0082.3395.2660.01