The Sunspot Observer - Average annual indices of solar activity - Solar activity in 2023 - December, 2023

Statistics of sunspot activity

December, 2023

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					152	170	144	133		134	118	75				168								126					100			132.00	100
Wn					39	79	70	62		63	65	52				105								87					40			66.20	50.15
Ws					113	91	74	71		71	53	23				63								39					60			65.80	49.85
n					11	11	9	8		9	8	5				11								8					6			8.60	100
A					3	1	1	2		1	0	0				2								0					0			1.00	11.63
B					0	2	1	0		1	1	1				1								1					1			0.90	10.47
C					1	3	2	2		2	1	1				2								3					3			2.00	23.26
D					3	2	4	1		0	0	1				0								2					1			1.40	16.28
E					0	0	0	1		1	1	1				1								0					0			0.50	5.81
F					0	0	0	0		1	1	0				0								0					0			0.20	2.32
G					0	0	0	1		0	0	0				0								1					1			0.30	3.49
H					0	0	0	0		0	0	0				1								1					0			0.20	2.32
I					4	3	1	1		3	4	1				4								0					0			2.10	24.42
x					3	3	2	2		2	1	1				3								1					1			1.90	22.09
r					1	1	0	0		1	0	1				2								1					1			0.80	9.30
s					5	4	4	3		5	7	0				3								1					1			3.30	38.37
a					2	3	3	3		1	0	3				2								4					3			2.40	27.91
h					0	0	0	0		0	0	0				0								0					0			0.00	0.00
k					0	0	0	0		0	0	0				1								1					0			0.20	2.32
x					7	4	2	3		4	4	1				7								1					0			3.30	38.37
o					1	5	5	4		3	2	2				2								5					6			3.50	40.70
i					2	2	2	1		2	2	2				1								2					0			1.60	18.60
c					1	0	0	0		0	0	0				1								0					0			0.20	2.32
CV					129	104	128	99		102	112	59				115								119					65			103.20	100
CVn					13	28	62	59		46	51	47				102								66					27			50.10	48.55
CVs					116	76	66	40		56	61	12				13								53					38			53.10	51.45
gr					7	9	7	7		7	4	4				7								8					6			6.60	76.74
grfp					16	21	23	16		17	11	10				19								17					18			16.80	38.18
grf					22	37	29	36		25	23	14				35								29					22			27.20	61.82
efp					3	2	1	0		2	4	1				2								0					0			1.50	17.44
ef					1	0	1	1		0	0	0				2								0					0			0.50	5.81
Cond					3	4	3	2		3	2	3				4								3					4			3.10	38.00