The Sunspot Observer - Average annual indices of solar activity - Solar activity in 2015 - February, 2015

Statistics of sunspot activity

February, 2015

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	Average	%
W						71								47			45	93	113				61		49	42	64		65.00	100
Wn						42								47			31	51	62				34		23	18	34		38.00	58.46
Ws						29								0			14	42	51				27		26	24	30		27.00	41.54
n						4								3			3	7	8				4		3	3	4		4.33	100
A						0								1			0	3	2				0		1	1	1		1.00	23.08
B						0								0			2	2	0				1		1	1	0		0.78	17.95
C						1								1			0	1	1				2		1	1	1		1.00	23.08
D						0								1			1	1	3				1		0	0	2		1.00	23.08
E						1								0			0	0	0				0		0	0	0		0.11	2.56
F						1								0			0	0	0				0		0	0	0		0.11	2.56
G						0								0			0	0	0				0		0	0	0		0.00	0.00
H						0								0			0	0	0				0		0	0	0		0.00	0.00
I						1								0			0	0	2				0		0	0	0		0.33	7.69
x						0								1			2	5	2				1		2	2	1		1.78	41.03
r						0								1			0	1	2				2		0	1	2		1.00	23.08
s						1								1			1	1	2				0		0	0	0		0.67	15.38
a						3								0			0	0	2				1		1	0	1		0.89	20.51
h						0								0			0	0	0				0		0	0	0		0.00	0.00
k						0								0			0	0	0				0		0	0	0		0.00	0.00
x						1								1			0	3	4				0		1	1	1		1.33	30.77
o						1								2			3	3	3				2		2	1	2		2.11	48.72
i						2								0			0	1	1				2		0	1	1		0.89	20.51
c						0								0			0	0	0				0		0	0	0		0.00	0.00
CV						65								31			29	38	87				32		11	9	41		38.11	100
CVn						32								31			27	30	67				22		8	6	24		27.44	72.01
CVs						33								0			2	8	20				10		3	3	17		10.67	27.99
gr						3								2			3	5	6				4		3	3	3		3.56	82.05
grfp						13								7			4	7	14				5		3	1	7		6.78	32.45
grf						17								9			11	14	17				16		16	11	16		14.11	67.55
efp						1								0			0	0	2				0		0	0	0		0.33	7.69
ef						0								1			0	2	0				0		0	0	1		0.44	10.26
Cond						4								3			3	1	2				3		3	2	3		2.67	46.67