Sunspot Observation
								Nayoro Observatory
								128mm Refractor  Canon EOS7D　Herschel Prism+G540nm Filter
												Observer  Fumitake Watanabe
	Mar,2025
	Date Time(UT)				North			South			Total		Seeing	memo
	Day	h	m	g	f	R	g	f	R	g	f	R
	1	03	27	5	29	79	1	7	17	6	36	96	3
	2	03	32	5	23	73	4	16	56	9	39	129	3
	3
	4	03	30	5	29	79	5	48	98	10	77	177	5
	5
	6	03	36	1	1	11	5	31	81	6	32	92	2
	7	05	41	2	2	22	5	43	93	7	45	115	1
	8	04	15	1	2	12	4	34	74	5	36	86	4
	9	05	23	4	6	46	3	28	58	7	34	104	4
	10	00	43	3	13	43	5	21	71	8	34	114	3	AM(休館日キュウカンビ)
	11	02	32	5	15	65	3	19	49	8	34	114	2	AM（休日キュウジツ）
	12	03	22	7	36	106	4	18	58	11	54	164	4
	13
	14
	15	04	09	5	36	86	6	15	75	11	51	161	2	Photo by ito
	16
	17
	18	03	24	8	33	113	5	20	70	13	53	183	2
	19	03	48	7	41	111	5	20	70	12	61	181	2
	20
	21
	22
	23
	24	00	31	4	29	69	3	9	39	7	38	108	5	AM(休館日キュウカンビ)
	25	04	59	4	23	63	4	4	44	8	27	107	4	休館日キュウカンビ
	26
	27
	28
	29	04	24	3	22	52	2	4	24	5	26	76	3
	30
	31
		Total		69	340	1030	64	337	977	133	677	2007		R=k(10g+f)
		Mean				64.4			61.1			125.4		k=1
		obs day		16