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

Statistics of sunspot activity

January, 1990

Visual indices of solar activity by National Geophysical Data Center

Date12345678910111213141516171819202122232425262728293031Average%
W152.14185.33176.40153.25174.20164.20145.50.89.00149.67149.86199.67184.00166.33174.67172.25210.67213.00259.50309.50261.00245.60250.83267.20243.80254.00259.00269.00239.50236.14245.60206.69100
Wn68.2984.3371.0068.2591.0082.8064.67.23.5036.1728.0051.6758.2569.1799.83108.75115.33106.60109.75127.67104.0085.6065.8353.0057.0076.75121.80136.40134.00144.86149.6086.4641.83
Ws83.86101.00105.4085.0083.2081.4080.83.65.50113.50121.86148.00125.7597.1774.8363.5095.33106.40149.75181.83157.00160.00185.00214.20186.80177.25137.20132.60105.5091.2996.00120.2358.17
n6.719.0010.208.508.209.408.17.7.008.678.5712.6711.3810.3310.1710.0011.0012.2013.5014.5013.0012.2013.0013.8012.8010.5013.8013.8012.0012.4312.2010.99100
A0.710.501.201.130.201.600.33.0.000.330.860.830.750.500.331.500.832.202.501.500.670.801.332.602.601.502.202.201.751.710.601.1910.85
B0.291.171.801.251.601.601.33.0.001.171.430.831.001.332.001.751.331.001.252.171.171.603.174.003.602.754.204.003.754.861.401.9617.83
C1.291.672.601.502.001.602.00.1.002.001.573.673.751.831.171.753.332.002.252.672.172.002.172.602.001.003.203.403.003.003.202.2520.44
D2.293.172.202.502.802.602.17.1.002.331.712.502.131.000.830.000.502.603.502.502.670.401.501.400.601.501.001.401.000.713.201.7916.29
E0.861.170.400.250.000.000.67.1.000.170.430.170.130.671.171.751.831.200.750.330.671.201.170.000.400.250.200.200.500.430.400.615.56
F0.140.000.000.000.000.000.00.0.000.000.000.000.000.000.000.000.170.000.251.000.500.800.500.600.800.750.800.800.750.570.000.282.56
G1.141.331.601.130.800.800.50.0.001.001.001.171.130.670.500.000.171.601.752.002.672.601.331.201.001.000.800.600.500.861.801.099.90
H0.000.000.000.130.000.000.00.0.000.000.140.170.000.000.000.000.000.000.500.330.500.000.500.400.800.500.000.000.000.000.200.141.26
I0.000.000.400.630.801.201.17.4.001.671.433.332.504.334.173.252.831.600.752.002.002.801.331.001.001.251.401.200.750.291.401.6815.31
x1.001.673.002.381.803.201.67.0.001.502.291.671.751.832.333.252.173.203.753.671.832.404.506.606.204.256.406.205.506.572.003.1528.68
r0.140.000.200.380.600.400.67.0.000.500.430.330.880.170.830.000.330.600.750.500.831.000.670.201.400.501.001.400.500.141.000.544.96
s0.711.501.201.131.001.802.50.1.002.672.143.003.505.003.173.002.332.001.503.674.332.802.002.201.001.252.802.001.501.712.002.2120.14
a2.713.003.603.383.602.402.33.5.503.502.866.505.253.333.833.755.836.405.756.004.834.403.832.201.802.752.603.203.252.435.803.8935.37
h0.000.330.000.380.600.800.67.0.000.000.290.500.000.000.000.000.000.000.750.000.000.000.330.600.600.500.000.000.000.430.400.242.18
k2.142.502.200.880.600.800.33.0.500.500.570.670.000.000.000.000.330.001.000.671.171.601.672.001.801.251.001.001.251.141.000.958.66
x0.710.501.601.881.002.801.50.4.002.002.434.333.254.834.504.753.673.803.753.833.173.603.174.004.403.253.603.402.502.002.203.0127.43
o4.006.837.406.136.005.205.33.2.005.835.577.337.754.834.333.254.837.208.508.678.176.407.508.807.006.258.609.408.009.149.206.6560.50
i1.861.501.200.501.001.401.33.1.000.830.571.000.380.671.332.002.331.201.252.001.502.002.171.001.001.001.601.001.501.290.801.2711.59
c0.140.170.000.000.200.000.00.0.000.000.000.000.000.000.000.000.170.000.000.000.170.200.170.000.400.000.000.000.000.000.000.050.49
CV159.29210.83171.60133.88134.00144.40131.17.93.00122.00121.14174.83124.75112.83103.1791.25126.67145.20210.00196.67221.50196.60192.67184.40167.00150.75136.60134.20133.25141.00189.00151.79100
CVn71.5799.5097.8065.0088.8086.4075.17.39.5035.5026.0052.1739.6347.0059.8351.5066.3359.4083.0066.6781.3360.6051.6732.2044.2048.7553.0067.0075.7591.00112.6064.3042.36
CVs87.71111.3373.8068.8845.2058.0056.00.53.5086.5095.14122.6785.1365.8343.3339.7560.3385.80127.00130.00140.17136.00141.00152.20122.80102.0083.6067.2057.5050.0076.4087.4957.64