Rotation Period in 2022-23 Apparition(NTD1)

Object	NTZ dark spot	ID	NTD1

Period		Data Count	31
Rotation Period	9h56m05.4s±2.5s	Refernce Date	2022/09/26
Drift Rate (deg./day)	+0.601±0.060	Refernce Longitude	290.6±3.3
Limiting Date	2022/04/15－2022/08/02	Latitude	+29.2±0.5
Limiting Longitude	198.2－266.1	Wind Velocity (m/sec)	-10.8±0.7

No.	Date	Time	Longitude	Sys.	PCF	Object	Location	Latitude	Observer	Est. Longitude	Error
1	2022/04/15	04:13	198.2	2	C	D SPOT	NTB-N	+29.5	Foster, Clyde	192.1	+6.1
2	2022/04/22	04:21	202.5	2	C	D SPOT	NTB-N	+29.7	Foster, Clyde	196.3	+6.2
3	2022/04/30	21:06	204.6	2	C	D SPOT	NTB-N	+29.7	Go, Christopher	201.5	+3.1
4	2022/05/02	04:18	204.4	2	C	D SPOT	NTB-N	+29.1	Foster, Clyde	202.3	+2.1
5	2022/05/05	20:56	207.4	2	C	D SPOT	NTZ	+29.0	Go, Christopher	204.5	+2.9
6	2022/05/09	03:54	206.3	2	C	D SPOT	NTZ	+29.5	Foster, Clyde	206.5	-0.2
7	2022/05/12	21:12	208.2	2	C	D SPOT	NTZ	+29.5	Go, Christopher	208.7	-0.5
8	2022/05/16	04:13	208.8	2	C	D SPOT	NTZ	+29.5	Foster, Clyde	210.7	-1.9
9	2022/05/17	20:29	209.1	2	C	D SPOT	NTZ	+28.9	Miyazaki, Isao	211.7	-2.6
10	2022/05/25	18:50	215.4	2	C	D COL	NTZ	+30.0	Ishibashi, Tsutomu	216.5	-1.1
11	2022/05/26	04:30	214.9	2	C	D COL	NTZ	+30.1	Foster, Clyde	216.7	-1.8
12	2022/05/29	20:33	214.4	2	C	D SPOT	NTZ	+28.7	Miyazaki, Isao	219.0	-4.6
13	2022/06/03	19:44	218.8	2	C	D SPOT	NTZ	+29.4	Ito, Satoshi	221.9	-3.1
14	2022/06/08	19:07	220.0	2	C	D SPOT	NTZ	+28.9	Kumamori, Teruaki	224.9	-4.9
15	2022/06/12	03:34	222.7	2	C	D SPOT	NTZ	+29.5	Foster, Clyde	226.9	-4.2
16	2022/06/18	18:08	228.5	2	C	D SPOT	NTZ	+29.2	Suzuki, Kunihiko	230.9	-2.4
17	2022/06/18	18:47	229.1	2	C	D SPOT	NTZ	+29.2	Kumamori, Teruaki	230.9	-1.8
18	2022/06/20	20:27	228.9	2	C	D SPOT	NTZ	+28.6	Miyazaki, Isao	232.2	-3.3
19	2022/06/22	20:22	232.4	2	C	D SPOT	NTZ	+29.1	Miyazaki, Isao	233.4	-1.0
20	2022/06/25	19:12	233.5	2	C	D SPOT	NTZ	+28.1	Miyazaki, Isao	235.2	-1.7
21	2022/06/26	04:25	233.1	2	C	D SPOT	NTZ	+28.3	Foster, Clyde	235.4	-2.3
22	2022/07/07	19:12	243.2	2	C	D SPOT	NTZ	+28.9	Miyazaki, Isao	242.4	+0.8
23	2022/07/10	17:16	244.0	2	C	D SPOT	NTZ	+28.7	Miyazaki, Isao	244.1	-0.1
24	2022/07/11	03:15	243.7	2	C	D SPOT	NTZ	+29.3	Dauvergne, Jean-Luc	244.4	-0.7
25	2022/07/14	20:25	247.3	2	C	D SPOT	NTZ	+29.0	Miyazaki, Isao	246.6	+0.7
26	2022/07/17	18:12	248.8	2	C	D SPOT	NTZ	+28.7	Suzuki, Kunihiko	248.4	+0.4
27	2022/07/19	10:03	248.4	2	C	D COL	NTZ	+28.7	Grafton, Ed	249.4	-1.0
28	2022/07/24	18:02	254.1	2	C	D SPOT	NTZ	+28.8	Miyazaki, Isao	252.6	+1.5
29	2022/07/26	20:01	257.2	2	C	D SPOT	NTZ	+30.0	Miyazaki, Isao	253.8	+3.4
30	2022/07/27	16:35	258.5	2	C	D SPOT	NTZ	+29.6	Ishibashi, Tsutomu	254.3	+4.2
31	2022/08/02	20:30	266.1	2	C	D SPOT	NTZ	+30.2	Miyazaki, Isao	258.0	+8.1