The Sunspot Observer - Average annual indices of solar activity NGDC - February, 1982

Statistics of sunspot activity

February, 1982

Visual indices of solar activity by National Geophysical Data Center

Date12345678910111213141516171819202122232425262728Average%
W410.00235.67281.33243.00230.33244.00261.75285.00229.00209.00191.20166.00187.67175.33165.60124.50137.25131.60138.00169.60172.67130.20129.75138.60169.75185.67197.20221.50198.61100
Wn164.0097.33105.3368.7573.3371.5058.0076.0076.6052.2049.8045.0057.3366.0085.2082.75114.00106.00108.75140.20129.3385.8086.7583.60109.00108.6791.4096.7588.9144.76
Ws246.00138.33176.00174.25157.00172.50203.75209.00152.40156.80141.40121.00130.33109.3380.4041.7523.2525.6029.2529.4043.3344.4043.0055.0060.7577.00105.80124.75109.7155.24
n16.0012.3314.3313.2512.3312.5013.0015.5014.0011.809.208.208.008.339.808.758.507.206.758.209.679.209.5010.6011.7512.3312.2011.0010.87100
A1.000.001.671.501.330.501.501.002.603.202.600.600.000.330.400.000.500.800.501.402.331.001.500.400.000.331.400.751.049.58
B3.001.332.001.500.671.502.001.501.801.200.801.600.331.001.601.250.501.001.000.400.331.000.751.002.002.001.400.501.2511.49
C3.002.672.002.503.334.502.253.501.402.401.601.202.000.673.001.250.751.201.252.001.000.800.501.803.752.674.003.002.1419.72
D4.004.335.003.252.002.501.502.003.200.800.600.802.334.002.802.502.250.801.001.801.331.802.502.003.253.332.401.502.3421.56
E0.000.330.671.000.670.000.001.000.000.200.000.200.000.000.000.000.000.800.750.200.330.000.000.000.000.000.401.750.302.73
F2.001.331.001.001.670.500.501.001.001.001.001.000.671.001.000.500.000.000.000.000.000.000.000.000.000.000.000.000.585.31
G1.001.001.001.002.332.002.000.000.400.200.000.400.670.000.000.000.000.200.250.600.671.000.750.200.000.000.000.000.565.15
H0.000.000.000.000.000.000.500.000.600.400.600.401.000.000.000.000.000.000.750.400.000.200.250.200.251.670.000.000.262.37
I2.001.331.001.500.331.002.755.503.002.402.002.001.001.331.003.254.502.401.251.403.673.403.255.002.502.332.603.502.4022.09
x4.001.333.673.002.002.003.502.504.404.403.402.200.331.332.001.251.001.801.501.802.672.002.251.402.002.332.801.252.2921.07
r2.000.671.670.751.330.000.501.000.800.600.400.000.670.000.400.501.000.600.000.800.000.201.001.801.000.001.000.750.696.39
s4.005.005.333.503.671.503.755.503.802.602.001.602.003.673.403.254.002.601.502.403.003.404.255.604.004.004.804.753.5332.50
a2.003.331.003.752.674.502.505.003.401.200.601.001.001.001.802.001.500.601.001.203.332.401.001.402.501.671.402.002.0318.65
h2.000.671.000.500.000.000.000.000.000.200.600.600.330.000.000.000.000.000.250.000.000.200.250.000.251.000.600.750.333.02
k2.001.331.671.752.674.502.751.501.602.802.202.803.672.332.201.751.001.602.502.000.671.000.750.402.003.331.601.502.0018.36
x3.001.332.673.001.671.504.756.506.206.005.203.002.001.671.403.255.003.202.503.206.004.605.005.602.754.334.004.253.7034.04
o9.008.679.007.258.339.507.757.006.204.202.203.204.334.676.803.752.002.602.754.002.333.603.504.808.506.676.404.255.4750.37
i3.002.002.003.002.001.000.251.000.600.401.201.400.670.330.801.001.501.401.000.600.670.200.750.000.501.331.802.251.1710.73
c1.000.330.670.000.330.500.251.001.001.200.600.601.001.670.800.750.000.000.500.400.670.800.250.200.000.000.000.250.534.85
CV324.00251.67283.33238.75247.67273.50215.00218.50200.20192.00162.20185.20226.00207.00186.20155.50118.50114.20150.25142.80117.00139.20134.75118.00187.00264.00181.80192.50193.81100
CVn150.00110.00114.3381.2586.00111.0061.7556.5063.2040.4040.4062.8096.6788.0093.6095.00101.2597.60120.50113.0092.3399.6090.2570.0099.75116.3388.2084.2590.1446.51
CVs174.00141.67169.00157.50161.67162.50153.25162.00137.00151.60121.80122.40129.33119.0092.6060.5017.2516.6029.7529.8024.6739.6044.5048.0087.25147.6793.60108.25103.6753.49