The Sunspot Observer - Average annual indices of solar activity

Solar activity in 2002

Visual indices of solar activity by author's observations

													Average by
month	I	II	III	IV	V	VI	VII	VIII	IX	X	XI	XII	days	months
N	6.00	6.00	10.00	23.00	13.00	21.00	19.00	19.00	10.00	4.00	1.00	6.00	11.50	11.50
W	132.17	146.67	104.10	156.00	172.38	73.43	101.21	105.84	149.00	87.50	98.00	99.83	119.97	118.84
Wn	56.17	62.83	29.90	87.00	77.69	25.86	39.58	33.00	61.10	52.75	0.00	44.00	50.96	47.49
Ws	76.00	83.83	74.20	69.00	94.69	47.57	61.63	72.84	87.90	34.75	98.00	55.83	69.01	71.35
n	7.50	8.00	6.10	8.35	10.00	4.90	4.05	5.63	7.80	4.75	4.00	5.50	6.50	6.38
A	0.00	0.33	0.20	0.09	0.54	0.33	0.11	0.11	0.20	0.00	0.00	0.00	0.19	0.16
B	0.00	0.00	0.00	0.09	0.62	0.62	0.21	0.37	0.20	0.00	0.00	0.00	0.26	0.18
C	0.50	0.50	0.90	0.61	2.23	1.10	0.37	0.89	1.70	0.50	0.00	0.50	0.92	0.82
D	2.50	2.33	1.80	3.39	2.92	1.05	1.21	1.58	2.90	1.50	1.00	1.67	2.06	1.99
E	1.50	1.67	0.70	1.13	1.00	0.10	0.68	0.68	0.40	0.50	1.00	0.50	0.75	0.82
F	0.00	0.50	0.00	0.35	0.00	0.00	0.37	0.11	0.50	0.25	0.00	0.33	0.20	0.20
G	0.67	0.17	0.50	0.30	0.62	0.05	0.11	0.26	0.40	0.50	0.00	0.50	0.30	0.34
H	1.33	1.33	0.70	1.43	1.00	0.90	0.32	0.68	0.60	1.00	1.00	1.50	0.92	0.98
I	1.00	1.17	1.30	0.96	1.08	0.76	0.68	0.95	0.90	0.50	1.00	0.50	0.90	0.90
x	0.00	0.33	0.20	0.17	1.15	0.95	0.32	0.47	0.40	0.00	0.00	0.00	0.45	0.33
r	0.33	0.50	0.80	0.39	1.54	0.24	0.32	0.63	1.20	0.25	0.00	0.00	0.57	0.52
s	3.67	3.17	2.60	2.78	2.92	1.95	0.95	1.42	2.40	1.50	2.00	2.33	2.18	2.31
a	2.00	2.83	2.10	3.91	3.38	0.95	1.26	2.21	2.90	1.75	1.00	2.83	2.35	2.26
h	0.33	0.17	0.10	0.22	0.54	0.52	0.11	0.37	0.00	0.50	0.00	0.00	0.28	0.24
k	1.17	1.00	0.30	0.87	0.46	0.29	1.11	0.53	0.90	0.75	1.00	0.33	0.68	0.72
x	2.33	2.83	2.20	2.48	2.62	2.00	1.11	1.74	1.70	1.50	2.00	2.00	2.01	2.04
o	2.83	2.00	2.20	3.30	4.69	2.19	1.26	2.37	3.50	1.00	1.00	2.00	2.57	2.36
i	1.67	2.67	1.50	2.13	2.15	0.67	1.05	1.11	2.30	2.00	0.00	1.33	1.54	1.55
c	0.67	0.50	0.20	0.43	0.54	0.05	0.63	0.42	0.30	0.25	1.00	0.17	0.38	0.43
CV	178.17	167.33	103.00	172.91	166.92	81.00	99.58	106.53	141.80	114.25	95.00	99.83	126.35	127.19
CVn	63.00	73.83	27.30	106.39	71.00	19.57	33.63	27.16	59.20	73.50	0.00	45.83	52.11	50.04
CVs	115.17	93.50	75.70	66.61	95.92	61.43	65.95	79.37	82.60	40.75	95.00	54.00	74.25	77.17
gr	6.00	6.17	5.00	7.04	8.00	3.71	3.16	4.95	6.80	3.75	2.00	4.33	5.30	5.08
grfp	37.67	41.00	26.30	46.09	37.92	10.90	40.11	30.26	41.90	25.75	36.00	25.00	33.06	33.24
grf	18.00	25.50	15.70	25.13	32.54	12.29	19.68	18.58	28.10	13.25	20.00	18.67	20.80	20.62
efp	1.50	1.67	1.00	1.22	1.62	1.00	0.79	0.58	0.90	1.00	2.00	1.17	1.07	1.20
ef	0.00	0.17	0.10	0.09	0.23	0.19	0.11	0.11	0.10	0.00	0.00	0.00	0.12	0.09
Cond	1.67	2.00	2.60	2.43	2.31	1.67	1.37	1.95	2.00	2.75	3.00	3.00	2.06	2.23