The Sunspot Observer - Average annual indices of solar activity NGDC - January, 2002

Statistics of sunspot activity

January, 2002

Visual indices of solar activity by National Geophysical Data Center

Date12345678910111213141516171819202122232425262728293031Average%
W218.25222.33207.00235.00176.67135.00128.00142.75158.00182.67189.50175.67172.25192.00109.25132.67123.33137.50150.50183.50191.25178.25194.25162.00163.33170.75160.25185.67205.67229.50220.33175.26100
Wn96.0091.6777.5076.0064.3357.0056.7563.7575.0078.6779.7572.3371.0080.3353.2558.0055.3366.5086.7595.7597.7581.5077.2561.3372.0083.2577.0089.3396.0085.00100.3376.6643.74
Ws122.25130.67129.50159.00112.3378.0071.2579.0083.00104.00109.75103.33101.25111.6756.0074.6768.0071.0063.7587.7593.5096.75117.00100.6791.3387.5083.2596.33109.67144.50120.0098.6056.26
n12.2512.0011.7512.6710.338.507.759.008.678.6710.2510.339.7511.337.008.338.008.509.7512.2511.7511.7513.2511.0010.679.258.5010.6710.0011.009.0010.13100
A0.751.000.250.330.002.501.501.000.000.000.250.330.751.000.000.330.000.000.251.250.251.251.000.000.670.500.501.001.000.001.000.605.95
B1.500.670.751.000.000.251.500.250.330.000.000.330.000.000.250.000.330.750.750.750.750.500.501.001.000.750.250.330.001.501.000.555.42
C1.752.332.503.002.000.751.251.751.002.672.000.671.001.000.250.332.672.252.503.503.503.003.253.004.002.503.001.670.672.502.002.0720.47
D4.005.333.252.334.001.501.001.504.002.332.251.330.252.332.254.333.002.504.004.505.003.253.253.003.674.003.754.335.002.002.003.0730.34
E1.251.000.750.330.000.250.500.001.001.331.251.670.501.330.000.330.000.000.000.000.000.250.500.000.000.250.751.331.331.501.000.595.87
F0.500.330.250.671.000.750.500.000.000.330.500.671.001.330.750.000.000.000.000.000.000.000.000.000.000.000.000.000.670.501.000.353.42
G0.250.330.750.670.000.000.250.750.670.330.501.002.500.330.750.330.000.000.250.000.500.250.501.000.000.500.250.670.000.501.000.484.73
H0.000.000.000.000.000.000.000.000.000.000.000.000.251.000.500.670.670.500.000.000.000.000.000.000.000.000.000.000.000.500.000.131.30
I2.251.003.254.333.332.501.253.751.671.673.504.333.503.002.252.001.332.502.002.251.753.254.253.001.330.750.001.331.332.000.002.2822.51
x2.251.671.001.330.002.753.001.250.330.000.250.670.751.000.250.330.330.751.002.001.001.751.501.001.671.250.751.331.001.502.001.1511.36
r0.000.001.000.330.000.250.250.000.000.000.250.000.000.000.000.000.330.250.250.750.750.001.001.000.000.000.250.001.000.000.000.252.44
s5.506.676.257.008.672.752.755.253.675.334.255.334.005.002.752.333.003.504.004.255.756.505.504.672.333.252.755.004.005.502.674.5244.65
a3.253.333.003.671.002.751.752.504.672.674.503.333.252.332.504.332.673.003.754.003.002.254.253.335.673.503.501.671.332.001.673.0530.08
h0.750.000.250.000.000.000.000.000.000.330.000.000.250.670.000.000.330.000.250.250.500.000.000.000.000.000.000.000.670.500.000.151.51
k0.500.330.250.330.670.000.000.000.000.331.001.001.502.331.501.331.331.000.501.000.751.251.001.001.001.251.252.672.001.502.671.019.95
x3.002.003.504.673.335.002.754.751.671.673.754.674.505.002.753.002.003.002.253.502.004.505.253.002.001.250.502.332.332.501.003.0129.76
o6.758.337.007.005.672.504.003.755.675.334.503.333.753.333.255.005.675.507.508.759.256.506.757.338.336.757.006.675.676.506.005.9158.40
i2.501.331.251.001.331.001.000.501.001.001.752.001.252.331.000.330.330.000.000.000.500.751.250.330.331.250.750.672.000.500.000.949.32
c0.000.330.000.000.000.000.000.000.330.670.250.330.250.670.000.000.000.000.000.000.000.000.000.330.000.000.251.000.001.502.000.262.52
CV216.25209.00179.75172.00193.3387.0079.75104.25153.67169.67174.75183.33185.75256.00146.25164.33152.00129.25155.75184.50208.50176.25184.50169.33148.67170.75165.00247.67238.33222.00219.00175.70100
CVn100.5090.6767.5061.3364.3331.2534.2548.5067.0061.6791.00103.33108.00140.0068.5065.3366.6758.5075.2572.7575.7569.2568.5046.3366.6769.0060.0094.6784.3377.5082.6773.2641.70
CVs115.75118.33112.25110.67129.0055.7545.5055.7586.67108.0083.7580.0077.75116.0077.7599.0085.3370.7580.50111.75132.75107.00116.00123.0082.00101.75105.00153.00154.00144.50136.33102.4458.30