The Sunspot Observer - Average annual indices of solar activity - Solar activity in 2005 - December, 2005

Statistics of sunspot activity

December, 2005

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				78		63													39	50		38										53.60	100
Wn				11		11													12	12		19										13.00	24.25
Ws				67		52													27	38		19										40.60	75.75
n				3		4													3	3		2										3.00	100
A				0		0													0	0		0										0.00	0.00
B				0		0													0	0		0										0.00	0.00
C				1		1													0	0		0										0.40	13.30
D				0		0													1	1		2										0.80	26.67
E				1		1													0	0		0										0.40	13.33
F				0		0													0	0		0										0.00	0.00
G				0		0													0	0		0										0.00	0.00
H				1		1													1	1		0										0.80	26.67
I				0		1													1	1		0										0.60	20.00
x				0		0													0	0		0										0.00	0.00
r				0		2													0	0		1										0.60	20.00
s				2		2													1	3		1										1.80	60.00
a				1		0													1	0		0										0.40	13.33
h				0		0													0	0		0										0.00	0.00
k				0		0													1	0		0										0.20	6.67
x				1		2													2	2		0										1.40	46.67
o				0		1													0	1		0										0.40	13.33
i				1		1													1	0		2										1.00	33.33
c				1		0													0	0		0										0.20	6.67
CV				54		48													69	45		44										52.00	100
CVn				10		10													37	10		16										16.60	31.92
CVs				44		38													32	35		28										35.40	68.08
gr				2		3													2	2		2										2.20	73.33
grfp				29		11													6	14		9										13.80	60.53
grf				18		11													2	5		9										9.00	39.47
efp				1		1													1	1		0										0.80	26.67
ef				0		0													0	0		0										0.00	0.00
Cond				1		1													4	2		3										2.20	56.00