The Sunspot Observer - Average annual indices of solar activity

Solar activity in 2013

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	7	7	12	7	17	16	19	13	12	4	8	5	10.58	10.58
W	107.29	67.14	72.75	94.71	115.18	93.19	99.79	110	63	137	106.5	144.2	97.71	100.9
Wn	71.43	38.71	40.75	55.29	57.53	22.56	24.74	37.38	23.75	48.75	37.25	35.4	38.56	41.13
Ws	35.86	28.43	32	39.43	57.65	70.63	75.05	72.62	39.25	88.25	69.25	108.8	59.15	59.77
n	6.29	4.71	5.17	5.86	7.06	5.5	5.26	6.69	4.17	8	6.13	8.2	5.88	6.09
A	0.57	0.71	0.67	0.86	0.88	0.31	0.89	0.38	0.33	1.75	0.63	0.4	0.65	0.7
B	1.43	0.71	1.17	0.86	1.47	0.88	1.16	1.46	1.47	2	0.63	1.4	1.2	1.22
C	1.43	1.14	1.08	0.86	1.35	1.44	0.42	1.38	1.08	1.25	1.25	1.4	1.13	1.17
D	0.29	0.86	0.58	1.14	1.53	1.63	1.32	1.77	0.58	1.75	1.38	2.4	1.26	1.27
E	0.29	0	0.17	0.57	1	0.19	0.37	0.31	0	0.75	0.25	1	0.39	0.41
F	0.71	0	0	0.14	0.06	0	0.21	0	0	0	0.25	0	0.1	0.11
G	0.14	0	0	0	0.06	0.06	0.32	0	0	0	0	0	0.71	0.05
H	0.00	0	0.67	0.29	0	0.5	0.05	0.31	0.33	0.25	0.5	0.6	0.28	0.29
I	1.43	1.3	0.83	1.14	0.71	0.5	0.53	1.08	0.42	0.25	1.25	1	0.8	0.87
x	2.00	1.44	1.83	1.71	2.35	1.19	2.05	1.85	1.75	3.75	1.25	1.8	1.85	1.91
r	0.43	0.14	0.42	0.43	0.59	0.56	0.42	0.46	0.5	0.25	0.13	1.2	0.46	0.46
s	1.57	1.71	1.67	1.57	1.94	1.5	0.95	1.38	1	0.75	1.38	1.4	1.42	1.4
a	1.57	1.14	1	1.29	1.53	1.75	1.53	2.62	0.75	2	2.25	2.4	1.61	1.65
h	0.00	0.14	0.17	0	0.12	0	0.11	0.15	0.17	0	0.5	0.2	0.13	0.13
k	0.71	0.14	0.08	0.86	0.53	0.5	0.21	0.23	0	1.25	0.63	1.2	0.42	0.53
x	2.00	2	2.17	2.29	1.59	1.31	1.47	1.77	1.08	2.25	2.38	2	1.73	1.86
o	3.14	2	2.42	2	2.88	2.75	1.89	3	2.17	4.5	2.38	4	2.6	2.76
i	0.86	0.71	0.58	0.86	2.29	1.13	1.68	1.77	0.92	0.5	0.88	1.8	1.3	1.17
c	0.29	0	0	0.71	0.29	0.31	0.21	0.15	0	0.75	0.5	0.4	0.25	0.3
CV	80.14	50.29	49.83	92.43	103.53	77.69	71.79	82.92	37.17	107.75	105.13	140	78.91	83.22
CVn	58.57	36.71	35.33	54.71	48.88	15.63	23.53	21.23	14.75	35	45.13	31	32.37	35.04
CVs	21.57	13.57	14.5	37.71	54.65	62.06	48.26	61.69	22.42	72.75	60	109	46.54	48.18
gr	4.57	3.14	3.83	4.43	5.82	4.38	4.37	5.23	3.42	7	5	7.6	4.71	4.9
grfp	21.00	6.57	6.08	18.57	15.53	16.31	18.79	14.69	5.67	24.25	20.63	25.6	15.17	16.14
grf	21.71	11.86	13.92	16.14	27.82	20.75	27.47	26.38	14.92	31.75	23.5	36.4	22.53	22.72
efp	1.14	1.14	0.75	0.86	0.53	0.81	0.37	1.69	0.5	0.25	0.63	0.4	0.76	0.76
ef	0.57	0.42	0.25	0.57	0.71	0.31	0.53	0.62	0.25	0.75	0.5	0.2	0.47	0.47
Cond	2.86	2.71	1.92	2.57	1.94	1.75	2	2.54	2.42	3.25	2.63	3.2	2.29	2.48