Observation log for Wolf Sunspot Number - 2018

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January 2018
Date	Time (JST)	P	B0	L0	North.		South.		Revised Wolf number
					g'	f	g'	f	North	South	Total
01
02	14:44	1.5	-3.2	329.7	0	0	0	0	0	0	0
03
04
05
06	11:20	-0.4	-3.6	278.9	1	1	0	0	11	0	11
07
08
09
10
11
12
13	11:12	-3.7	-4.3	186.8	0	0	2	0	0	20	20
14
15
16
17
18
19
20
21	9:11	-7.4	-5.1	82.5	0	0	1	0	0	10	10
22
23
24
25
26
27
28
29
30
31
Monthly mean					0.3	0.3	0.8	0.0	2.8	7.5	10.3
February 2018
Date	Time (JST)	P	B0	L0	North.		South.		Revised Wolf number
					g'	f	g'	f	North	South	Total
01
02
03
04	10:41	-13.4	-6.2	257.4	0	0	2	0	0	20	20
05
06
07
08
09
10	10:29	-15.6	-6.6	178.5	0	0	1	18	0	28	28
11
12
13
14
15
16
17
18	8:58	-18.3	-6.9	74.0	0	0	0	0	0	0	0
19
20
21
22
23
24
25
26
27
28
Monthly mean					0.0	0.0	1.0	6.0	0.0	16.0	16.0
March 2018
Date	Time (JST)	P	B0	L0	North.		South.		Revised Wolf number
					g'	f	g'	f	North	South	Total
01
02
03	9:59	-22.0	-7.2	262.2	1	0	0	0	10	0	10
04
05
06
07
08
09
10
11
12
13
14
15
16
17	9:34	-24.7	-7.1	77.9	0	0	1	0	0	10	10
18
19
20
21
22
23
24
25
26	9:16	-25.8	-6.8	319.4	0	0	0	0	0	0	0
27
28
29
30
31	9:31	-26.1	-6.6	253.3	0	0	1	0	0	10	10
Monthly mean					0.3	0.0	0.5	0.0	2.5	5.0	7.5
April 2018
Date	Time (JST)	P	B0	L0	North.		South.		Revised Wolf number
					g'	f	g'	f	North	South	Total
01
02
03
04
05
06
07
08	8:53	-26.3	-6.1	148.1	0	0	1	0	0	10	10
09
10
11
12
13
14
15
16
17
18
19
20
21	10:02	-25.5	-5.1	335.9	2	7	0	0	27	0	27
22	10:11	-25.4	-5.0	322.6	2	11	1	1	31	11	42
23
24
25
26
27
28
29	11:13	-24.5	-4.4	229.6	1	3	1	0	13	10	23
30
Monthly mean					1.3	5.3	0.8	0.3	17.8	7.8	25.5
May 2018
Date	Time (JST)	P	B0	L0	North.		South.		Revised Wolf number
					g'	f	g'	f	North	South	Total
01
02
03
04
05	11:04	-23.4	-3.8	150.3	0	0	1	3	0	13	13
06
07
08
09
10
11
12
13
14
15
16
17
18
19	10:57	-19.8	-2.2	325.2	1	0	0	0	10	0	10
20
21
22
23
24
25
26
27	10:29	-17.2	-1.3	219.7	3	3	0	0	33	0	33
28
29
30
31
Monthly mean					1.3	1.0	0.3	1.0	14.3	4.3	18.7
June 2018
Date	Time (JST)	P	B0	L0	North.		South.		Revised Wolf number
					g'	f	g'	f	North	South	Total
01
02	12:14	-15.0	-0.6	139.3	2	13	0	0	33	0	33
03
04
05
06
07
08	10:39	-12.7	0.2	60.8	0	0	0	0	0	0	0
09
10
11
12
13
14
15
16
17	12:30	-8.9	1.3	300.7	1	2	0	0	12	0	12
18
19
20
21
22
23
24	13:31	-5.8	2.1	207.4	2	16	0	0	36	0	36
25
26
27
28
29
30
Monthly mean					1.3	7.8	0.0	0.0	20.3	0.0	20.3
July 2018
Date	Time (JST)	P	B0	L0	North.		South.		Revised Wolf number
					g'	f	g'	f	North	South	Total
01
02
03
04
05
06
07
08
09
10
11
12
13
14	10:14	3.2	4.2	304.5	1	0	0	0	10	0	10
15
16
17
18
19
20
21
22	13:41	6.7	5.0	196.7	1	0	0	0	10	0	10
23
24
25
26
27
28
29	14:53	9.7	5.6	103.5	0	0	0	0	0	0	0
30
31
Monthly mean					0.7	0.0	0.0	0.0	6.7	0.0	6.7
August 2018
Date	Time (JST)	P	B0	L0	North.		South.		Revised Wolf number
					g'	f	g'	f	North	South	Total
01
02
03
04	10:14	12.0	6.0	26.7	0	0	1	0	0	10	10
05
06
07
08
09
10
11
12	14:46	15.0	6.5	278.4	0	0	0	0	0	0	0
13
14
15
16
17	11:27	16.7	6.7	214.2	0	0	1	1	0	11	11
18
19
20
21
22
23
24
25	9:47	19.1	7.0	109.4	1	13	1	6	23	16	39
26
27
28
29
30
31
Monthly mean					0.3	3.3	0.8	1.8	5.8	9.3	15.0
September 2018
Date	Time (JST)	P	B0	L0	North.		South.		Revised Wolf number
					g'	f	g'	f	North	South	Total
01
02
03
04
05
06
07
08
09	12:03	22.9	7.3	270.0	1	0	0	0	10	0	10
10
11
12
13
14
15
16	8:52	24.2	7.2	179.3	0	0	1	0	0	10	10
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Monthly mean					0.5	0.0	0.5	0.0	5.0	5.0	10.0
October 2018
Date	Time (JST)	P	B0	L0	North.		South.		Revised Wolf number
					g'	f	g'	f	North	South	Total
01
02
03
04
05
06	9:50	26.2	6.5	274.8	0	0	0	0	0	0	0
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21	9:35	25.9	5.4	77.1	0	0	2	0	0	20	20
22
23
24
25
26
27
28
29
30
31
Monthly mean					0.0	0.0	1.0	0.0	0.0	10.0	10.0
November 2018
Date	Time (JST)	P	B0	L0	North.		South.		Revised Wolf number
					g'	f	g'	f	North	South	Total
01
02	14:31	24.3	4.3	276.1	0	0	0	0	0	0	0
03
04
05
06
07
08
09
10	9:30	22.7	3.5	173.4	0	0	0	0	0	0	0
11
12
13
14
15	7:14	21.4	2.9	108.7	1	2	0	0	12	0	12
16	7:23	21.2	2.8	95.5	1	5	0	0	15	0	15
17	9:05	20.9	2.6	81.3	1	6	0	0	16	0	16
18
19
20
21
22
23	8:22	19.0	1.9	2.6	0	0	0	0	0	0	0
24
25	11:46	18.3	1.7	334.4	1	6	0	0	16	0	16
26	7:44	18.0	1.6	323.4	1	0	0	0	10	0	10
27
28	7:48	17.3	1.3	297.0	1	0	0	0	10	0	10
29
30
Monthly mean					0.7	2.1	0.0	0.0	8.8	0.0	8.8
December 2018
Date	Time (JST)	P	B0	L0	North.		South.		Revised Wolf number
					g'	f	g'	f	North	South	Total
01	11:34	16.1	0.9	255.4	0	0	0	0	0	0	0
02
03
04
05
06
07
08
09	15:19	12.8	-0.1	147.9	0	0	1	0	0	10	10
10	12:27	12.4	-0.3	136.3	0	0	0	0	0	0	0
11
12
13
14	7:44	10.7	-0.7	86.2	1	0	0	0	10	0	10
15	10:38	10.2	-0.9	71.5	2	3	0	0	23	0	23
16
17
18
19	7:49	8.4	-1.4	20.3	1	0	0	0	10	0	10
20
21
22
23
24	9:27	6.1	-2.0	313.5	0	0	0	0	0	0	0
25
26
27
28	8:23	4.2	-2.5	261.4	0	0	1	0	0	10	10
29	10:33	3.6	-2.6	247.1	0	0	1	0	0	10	10
30
31
Monthly mean					0.4	0.3	0.3	0.0	4.8	3.3	8.1

This individual observed result has no garantee of reliability by any public sector organizations.