The Sunspot Observer - Average annual indices of solar activity - Solar activity in 2011 - October, 2011

Statistics of sunspot activity

October, 2011

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	30	31	Average	%
W								70	76					183	158					255		208										158.33	100
Wn								27	33					120	93					158		158										98.17	62.00
Ws								43	43					63	65					97		50										60.17	38.00
n								5	6					11	9					13		12										9.33	100
A								1	1					0	0					1		2										0.83	8.93
B								0	0					3	2					5		2										2.00	21.43
C								1	0					3	3					0		3										1.67	17.86
D								1	1					1	1					3		1										1.33	14.29
E								0	0					1	1					2		1										0.83	8.93
F								0	0					0	0					0		0										0.00	0.00
G								0	0					0	0					0		0										0.00	0.00
H								1	2					2	2					1		1										1.50	16.07
I								1	2					1	0					1		2										1.17	12.50
x								1	1					3	2					6		4										2.83	30.36
r								0	0					0	0					0		0										0.00	0.00
s								4	3					5	2					2		4										3.33	35.71
a								0	1					0	2					2		4										1.50	16.07
h								0	1					3	3					0		0										1.17	12.50
k								0	0					0	0					3		0										0.50	5.36
x								3	5					3	2					3		5										3.50	37.50
o								2	1					4	4					7		4										3.67	39.29
i								0	0					3	3					2		2										1.67	17.86
c								0	0					1	0					1		1										0.50	5.36
CV								57	90					217	190					209		118										146.83	100
CVn								21	60					136	117					151		85										95.00	64.70
CVs								36	30					81	73					58		33										51.83	35.30
gr								2	4					9	8					11		9										7.17	76.79
grfp								5	4					22	35					51		35										25.33	40.64
grf								12	7					49	32					72		50										37.00	59.36
efp								2	1					2	1					2		2										1.67	17.86
ef								1	1					0	0					0		1										0.50	5.36
Cond								2	3					4	2					3		4										3.00	40.00