The Sunspot Observer - Average annual indices of solar activity - Solar activity in 2012 - February, 2012

Statistics of sunspot activity

February, 2012

Visual indices of solar activity by author's observations

Date	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	Average	%
W	93		45	38	38	56	45	35			51	40	79	76	76	54	59	67	81		62			72	66	57				59.50	100
Wn	65		45	38	38	56	45	35			13	16	39	39	28	26	29	39	55		62			59	54	57				41.90	70.42
Ws	28		0	0	0	0	0	0			38	24	40	37	48	28	30	28	26		0			13	12	0				17.60	29.58
n	6		2	3	3	3	3	2			3	2	5	5	5	4	4	5	6		4			6	5	5				4.05	100
A	1		0	0	0	0	1	0			0	0	0	1	1	0	0	1	1		1			2	0	1				0.50	12.35
B	2		0	1	1	1	1	0			2	1	2	1	1	1	1	1	2		1			1	2	0				1.10	27.16
C	2		1	1	2	0	0	1			0	0	0	0	0	1	3	2	1		0			1	2	2				0.95	23.46
D	1		1	0	0	0	0	1			1	0	1	1	1	0	0	0	1		1			0	0	0				0.45	11.11
E	0		0	0	0	1	0	0			0	0	0	0	0	0	0	0	0		0			0	0	0				0.05	1.23
F	0		0	0	0	0	0	0			0	0	0	0	0	0	0	0	0		0			0	0	0				0.00	0.00
G	0		0	0	0	0	1	0			0	1	1	1	1	1	0	0	0		0			0	0	0				0.30	7.41
H	0		0	1	0	0	0	0			0	0	0	0	1	0	0	1	0		0			0	1	0				0.20	4.94
I	0		0	0	0	1	0	0			0	0	1	1	0	1	0	0	1		1			2	0	2				0.50	12.35
x	3		0	1	1	1	2	0			2	1	2	2	2	1	1	2	3		2			3	2	1				1.60	39.51
r	1		0	0	0	1	0	0			0	0	0	0	0	1	1	1	2		1			1	0	3				0.60	14.81
s	0		1	2	2	1	1	0			0	0	2	2	2	2	2	2	1		1			2	1	1				1.25	30.86
a	1		1	0	0	0	0	2			0	0	0	0	1	0	0	0	0		0			0	2	0				0.35	8.64
h	1		0	0	0	0	0	0			0	0	0	0	0	0	0	0	0		0			0	0	0				0.05	1.23
k	0		0	0	0	0	0	0			1	1	1	1	0	0	0	0	0		0			0	0	0				0.20	4.94
x	1		0	1	0	1	1	0			0	0	1	2	2	1	0	2	2		2			4	1	3				1.20	29.63
o	5		1	2	3	1	2	2			3	1	3	3	3	3	4	3	2		1			2	4	2				2.50	61.73
i	0		1	0	0	1	0	0			0	1	1	0	0	0	0	0	2		1			0	0	0				0.35	8.64
c	0		0	0	0	0	0	0			0	0	0	0	0	0	0	0	0		0			0	0	0				0.00	0.00
CV	69		33	23	24	35	29	27			47	47	84	82	58	43	29	29	37		35			29	28	25				40.65	100
CVn	65		33	23	24	35	29	27			2	3	38	36	29	15	16	17	33		35			27	26	25				26.90	66.17
CVs	4		0	0	0	0	0	0			45	44	46	46	29	28	13	12	4		0			2	2	0				13.75	33.83
gr	6		2	2	3	3	3	2			3	2	4	4	3	3	4	5	4		3			3	4	2				3.25	80.25
grfp	6		7	2	2	12	4	7			7	7	12	9	10	5	5	4	3		9			2	3	2				5.90	31.98
grf	27		18	5	6	14	11	8			14	13	16	16	14	12	14	13	16		12			8	12	2				12.55	68.02
efp	0		0	1	0	0	0	0			0	0	1	1	1	1	0	0	1		0			2	1	2				0.55	13.58
ef	0		0	0	0	0	0	0			0	0	0	0	1	0	0	0	1		1			1	0	1				0.25	6.17
Cond	3		4	3	3	1	2	3			2	3	4	2	3	1	2	2	3		4			3	2	3				2.65	47.00