Rotation Period in 2023-24 Apparition(N3D3)

Object	NNNTB dark spot	ID	N3D3

Period		Data Count	29
Rotation Period	9h55m07.3s±1.9s	Refernce Date	2023/11/03
Drift Rate (deg./day)	-0.813±0.046	Refernce Longitude	207.3±1.0
Limiting Date	2023/07/19－2023/08/31	Latitude	+45.8±0.4
Limiting Longitude	294.4－259.2	Wind Velocity (m/sec)	+5.3±0.5

No.	Date	Time	Longitude	Sys.	PCF	Object	Location	Latitude	Observer	Est. Longitude	Error
1	2023/07/19	18:14	294.4	2	C	D SPOT	NNNTB	+45.4	Miyazaki, Isao	293.7	+0.7
2	2023/07/21	19:09	292.2	2	C	D SPOT	NNNTB	+45.9	Kumamori, Teruaki	292.0	+0.2
3	2023/07/21	20:22	291.5	2	C	D SPOT	NNNTB	+45.8	Miyazaki, Isao	292.0	-0.5
4	2023/07/23	20:43	290.9	2	C	D SPOT	NNNTB	+45.4	Ota, Satoshi	290.3	+0.6
5	2023/07/26	17:30	288.7	2	C	D SPOT	NNNTB	+46.0	Ishibashi, Tsutomu	288.0	+0.7
6	2023/07/26	18:41	288.3	2	C	D SPOT	NNNTB	+45.9	Kumamori, Teruaki	288.0	+0.3
7	2023/07/27	03:54	288.3	2	C	D SPOT	NNNTB	+46.0	Foster, Clyde	287.7	+0.6
8	2023/07/28	10:51	287.9	2	C	D SPOT	NNNTB	+45.6	Grafton, Ed	286.6	+1.3
9	2023/07/28	20:35	288.0	2	C	D SPOT	NNNTB	+46.2	Miyazaki, Isao	286.3	+1.7
10	2023/07/30	11:02	283.1	2	C	D SPOT	NNNTB	+46.5	Grafton, Ed	285.0	-1.9
11	2023/08/02	18:57	281.8	2	C	D SPOT	NNNTB	+46.2	Ishibashi, Tsutomu	282.3	-0.5
12	2023/08/04	11:04	279.9	2	C	D SPOT	NNNTB	+45.1	Grafton, Ed	280.9	-1.0
13	2023/08/05	17:41	279.5	2	C	D SPOT	NNNTB	+45.8	Ishibashi, Tsutomu	279.9	-0.4
14	2023/08/08	03:28	278.1	2	C	D SPOT	NNNTB	+46.5	Foster, Clyde	277.9	+0.2
15	2023/08/09	19:36	275.8	2	C	D SPOT	NNNTB	+46.3	Ishibashi, Tsutomu	276.6	-0.8
16	2023/08/09	20:45	274.9	2	C	D SPOT	NNNTB	+46.3	Miyazaki, Isao	276.5	-1.6
17	2023/08/11	11:06	275.0	2	C	D SPOT	NNNTB	+45.3	Grafton, Ed	275.2	-0.2
18	2023/08/11	20:41	273.5	2	C	D SPOT	NNNTB	+45.5	Miyazaki, Isao	274.9	-1.4
19	2023/08/11	02:05	273.4	2	C	D SPOT	NNNTB	+46.2	Dauvergne, Jean-Luc	275.5	-2.1
20	2023/08/12	17:48	273.9	2	C	D SPOT	NNNTB	+45.4	Miyazaki, Isao	274.2	-0.3
21	2023/08/13	22:04	274.1	2	C	D SPOT	NNNTB	+45.0	Olivetti, Tiziano	273.2	+0.9
22	2023/08/18	22:05	269.8	2	C	D SPOT	NNNTB	+46.1	Olivetti, Tiziano	269.2	+0.6
23	2023/08/19	18:10	268.7	2	C	D SPOT	NNNTB	+45.8	Ota, Satoshi	268.5	+0.2
24	2023/08/21	10:12	268.3	2	C	D SPOT	NNNTB	+46.1	Grafton, Ed	267.1	+1.2
25	2023/08/23	20:37	265.1	2	C	D SPOT	NNNTB	+45.4	Miyazaki, Isao	265.1	0.0
26	2023/08/24	17:22	263.6	2	C	D SPOT	NNNTB	+45.5	Suzuki, Kunihiko	264.4	-0.8
27	2023/08/26	18:34	263.4	2	C	D SPOT	NNNTB	+44.8	Miyazaki, Isao	262.8	+0.6
28	2023/08/29	16:58	261.6	2	C	D SPOT	NNNTB	+45.9	Miyazaki, Isao	260.4	+1.2
29	2023/08/31	17:39	259.2	2	C	D SPOT	NNNTB	+46.1	Ishibashi, Tsutomu	258.7	+0.5