Rotation Period in 2010-11 Apparition(NTED4)

Object	NTZ dark spot	ID	NTED4

Period	p1	Data Count	45
Rotation Period	9h56m20.4s±3.5s	Refernce Date	2010/09/21
Drift Rate (deg./day)	+0.968±0.086	Refernce Longitude	239.7±2.3
Limiting Date	2010/10/01－2010/11/23	Latitude	+31.9±0.6
Limiting Longitude	244.2－300.3	Wind Velocity (m/sec)	-14.9±1.0

Period	p2	Data Count	25
Rotation Period	9h55m27.6s±2.0s	Refernce Date	2010/09/21
Drift Rate (deg./day)	-0.317±0.048	Refernce Longitude	322.2±0.7
Limiting Date	2010/11/24－2010/12/23	Latitude	+32.8±0.5
Limiting Longitude	302.4－292.3	Wind Velocity (m/sec)	+0.6±0.6

No.	Date	Time	Longitude	Sys.	PCF	Object	Location	Latitude	Observer	Est. Longitude	Error
1	2010/10/01	15:51	244.2	2	C	D SPOT	NTZ	+31.3	Ota, Satoshi	250.0	-5.8
2	2010/10/01	14:37	244.9	2	C	D SPOT	NTZ	+30.8	Kumamori, Teruaki	250.0	-5.1
3	2010/10/02	11:21	245.6	2	C	D SPOT	NTZ	+31.5	Yunoki, Kenkichi	250.8	-5.2
4	2010/10/04	13:04	252.0	2	C	D SPOT	NTZ	+31.4	Akutsu, Tomio	252.8	-0.8
5	2010/10/06	15:16	257.3	2	C	D SPOT	NTZ	+31.5	Kumamori, Teruaki	254.8	+2.5
6	2010/10/07	11:27	258.2	2	C	D PROJ	NTB-N	+29.9	Akutsu, Hiroaki	255.6	+2.6
7	2010/10/14	21:47	267.8	2	C	D SPOT	NTZ	+32.6	Delcroix, Marc	262.8	+5.0
8	2010/10/14	12:39	267.7	2	C	D SPOT	NTZ	+32.4	Akutsu, Tomio	262.5	+5.2
9	2010/10/16	12:03	267.8	2	C	D SPOT	NTZ	+32.1	Akutsu, Tomio	264.4	+3.4
10	2010/10/21	12:36	270.6	2	C	D SPOT	NTZ	+32.1	Akutsu, Hiroaki	269.2	+1.4
11	2010/10/21	21:40	271.5	2	C	D SPOT	NTZ	+32.1	Delcroix, Marc	269.6	+1.9
12	2010/10/26	21:34	277.5	2	C	D SPOT	NTZ	+32.9	Delcroix, Marc	274.4	+3.1
13	2010/11/02	12:33	278.9	2	C	D SPOT	NTZ	+32.7	Go, Christopher	280.8	-1.9
14	2010/11/04	14:06	283.6	2	C	D SPOT	NTZ	+32.6	Yamazaki, Akihiro	282.8	+0.8
15	2010/11/05	10:47	283.8	2	C	D SPOT	NTZ	+31.8	Kazemoto, Akira	283.7	+0.1
16	2010/11/07	11:55	286.6	2	C	D SPOT	NTZ	+32.4	Go, Christopher	285.7	+0.9
17	2010/11/09	12:36	289.9	2	C	D SPOT	NTZ	+32.5	Go, Christopher	287.6	+2.3
18	2010/11/10	09:30	285.1	2	C	D SPOT	NTZ	+31.8	Kumamori, Teruaki	288.5	-3.4
19	2010/11/10	09:36	288.9	2	C	D SPOT	NTZ	+32.0	Akutsu, Tomio	288.5	+0.4
20	2010/11/10	09:30	289.1	2	C	D SPOT	NTZ	+32.7	Kumamori, Teruaki	288.5	+0.6
21	2010/11/12	21:27	289.9	2	C	D SPOT	NTZ	+31.7	Delcroix, Marc	290.9	-1.0
22	2010/11/12	10:56	289.2	2	C	D SPOT	NTZ	+31.8	Akutsu, Tomio	290.5	-1.3
23	2010/11/12	00:56	288.4	2	C	D SPOT	NTZ	+31.8	Parker, Donald	290.1	-1.7
24	2010/11/12	00:56	291.0	2	C	D SPOT	NTZ	+32.1	Parker, Donald	290.1	+0.9
25	2010/11/14	12:16	291.3	2	C	D SPOT	NTZ	+31.6	Kumamori, Teruaki	292.5	-1.2
26	2010/11/14	12:08	292.7	2	C	D SPOT	NTZ	+31.7	Einaga, Hideo	292.4	+0.3
27	2010/11/14	03:06	290.8	2	C	D SPOT	NTZ	+32.1	Phillips, Jim	292.1	-1.3
28	2010/11/14	02:46	291.6	2	C	D SPOT	NTZ	+32.5	Parker, Donald	292.1	-0.5
29	2010/11/15	08:47	293.2	2	C	D SPOT	NTZ	+30.9	Kumamori, Teruaki	293.3	-0.1
30	2010/11/16	14:41	293.6	2	C	D SPOT	NTZ	+31.8	Akutsu, Tomio	294.5	-0.9
31	2010/11/16	13:35	294.2	2	C	D SPOT	NTZ	+32.0	Go, Christopher	294.4	-0.2
32	2010/11/17	10:22	294.2	2	C	D SPOT	NTZ	+31.3	Wesley, Anthony	295.3	-1.1
33	2010/11/17	10:52	294.7	2	C	D SPOT	NTZ	+31.5	Go, Christopher	295.3	-0.6
34	2010/11/17	10:16	294.8	2	C	D SPOT	NTZ	+31.9	Akutsu, Tomio	295.3	-0.5
35	2010/11/17	10:39	294.1	2	C	D SPOT	NTZ	+31.9	Ikemura, Toshihiko	295.3	-1.2
36	2010/11/17	09:47	296.1	2	C	D SPOT	NTZ	+32.2	Einaga, Hideo	295.3	+0.8
37	2010/11/17	00:53	294.0	2	C	D SPOT	NTZ	+31.8	Parker, Donald	294.9	-0.9
38	2010/11/19	11:58	298.8	2	C	D SPOT	NTZ	+32.4	Akutsu, Tomio	297.3	+1.5
39	2010/11/19	11:19	297.1	2	C	D SPOT	NTZ	+32.6	Go, Christopher	297.3	-0.2
40	2010/11/20	08:08	299.4	2	C	D SPOT	NTB-N		Horikawa, Kuniaki	298.1	+1.3
41	2010/11/20	08:05	297.9	2	C	D SPOT	NTZ	+30.7	Kumamori, Teruaki	298.1	-0.2
42	2010/11/20	18:14	298.8	2	C	D SPOT	NTZ	+31.3	Delcroix, Marc	298.5	+0.3
43	2010/11/22	00:49	300.1	2	C	D SPOT	NTZ	+32.7	Phillips, Jim	299.7	+0.4
44	2010/11/22	10:50	300.3	2	C	D SPOT	NTZ	+32.9	Akutsu, Tomio	300.1	+0.2
45	2010/11/23	14:52	300.2	2	C	D SPOT	NTZ	+31.7	Akutsu, Tomio	301.3	-1.1
46	2010/11/24	11:06	302.2	2	C	D SPOT	NTZ	+32.3	Einaga, Hideo	301.8	+0.4
47	2010/11/24	10:47	301.9	2	C	D SPOT	NTZ	+32.5	Akutsu, Tomio	301.8	+0.1
48	2010/11/24	21:25	301.5	2	C	D SPOT	NTZ	+32.9	Delcroix, Marc	301.6	-0.1
49	2010/11/24	10:52	302.4	2	C	D SPOT	NTZ	+33.1	Go, Christopher	301.8	+0.6
50	2010/11/26	12:51	301.1	2	C	D SPOT	NTZ	+32.7	Kumamori, Teruaki	301.1	0.0
51	2010/11/26	13:07	300.6	2	C	D SPOT	NTZ	+33.6	Akutsu, Tomio	301.1	-0.5
52	2010/11/27	09:15	300.7	2	C	D SPOT	NTZ	+33.0	Einaga, Hideo	300.8	-0.1
53	2010/11/28	13:28	301.3	2	C	D SPOT	NTZ	+33.7	Akutsu, Tomio	300.5	+0.8
54	2010/11/29	09:46	299.9	2	C	D SPOT	NTZ	+32.5	Akutsu, Tomio	300.2	-0.3
55	2010/11/29	10:07	299.2	2	C	D SPOT	NTZ	+33.0	Kumamori, Teruaki	300.2	-1.0
56	2010/12/01	11:56	299.4	2	C	D SPOT	NTZ	+32.5	Kumamori, Teruaki	299.5	-0.1
57	2010/12/01	12:02	298.9	2	C	D SPOT	NTZ	+32.9	Einaga, Hideo	299.5	-0.6
58	2010/12/04	10:14	298.8	2	C	D SPOT	NTZ	+33.0	Einaga, Hideo	298.6	+0.2
59	2010/12/04	09:35	298.7	2	C	D SPOT	NTZ	+32.6	Kumamori, Teruaki	298.6	+0.1
60	2010/12/09	08:25	297.8	2	C	D SPOT	NTZ	+31.7	Kumamori, Teruaki	297.1	+0.7
61	2010/12/11	10:44	297.4	2	C	D SPOT	NTZ	+32.2	Akutsu, Tomio	296.4	+1.0
62	2010/12/13	11:15	295.9	2	C	D SPOT	NTZ	+33.1	Go, Christopher	295.7	+0.2
63	2010/12/13	11:17	295.9	2	C	D SPOT	NTZ	+33.3	Akutsu, Tomio	295.7	+0.2
64	2010/12/14	08:02	293.8	2	C	D SPOT	NTZ	+32.7	Kumamori, Teruaki	295.5	-1.7
65	2010/12/14	08:29	296.0	2	C	D SPOT	NTZ	+33.1	Einaga, Hideo	295.5	+0.5
66	2010/12/16	10:10	293.6	2	C	D SPOT	NTZ	+33.5	Go, Christopher	294.8	-1.2
67	2010/12/18	11:27	293.9	2	C	D SPOT	NTZ	+32.2	Einaga, Hideo	294.2	-0.3
68	2010/12/19	08:21	295.1	2	C	D SPOT	NTZ	+32.5	Einaga, Hideo	293.9	+1.2
69	2010/12/23	10:02	292.8	2	C	D SPOT	NTZ	+33.3	Yunoki, Kenkichi	292.6	+0.2
70	2010/12/23	11:01	292.3	2	C	D SPOT	NTZ	+33.0	Einaga, Hideo	292.6	-0.3