Rotation Period in 2002-03 Apparition(NTRD8)

Object	NEBn dark spot	ID	NTRD8

Period	p1	Data Count	28
Rotation Period	9h55m40.5s±1.3s	Refernce Date	2003/02/02
Drift Rate (deg./day)	-0.003±0.032	Refernce Longitude	243.9±2.0
Limiting Date	2002/09/23－2003/01/24	Latitude	+15.7±0.6
Limiting Longitude	248.0－240.8	Wind Velocity (m/sec)	-3.6±0.4

Period	p2	Data Count	27
Rotation Period	9h55m24.1s±1.9s	Refernce Date	2003/02/02
Drift Rate (deg./day)	-0.403±0.047	Refernce Longitude	245.8±2.1
Limiting Date	2003/01/29－2003/04/28	Latitude	+14.8±0.5
Limiting Longitude	246.3－207.7	Wind Velocity (m/sec)	+1.9±0.7

No.	Date	Time	Longitude	Sys.	PCF	Object	Location	Latitude	Observer	Est. Longitude	Error
1	2002/09/23	20:04	245.8	2	C	D SPOT	NEB-N	+16.1	Kazemoto, Akira	244.3	+1.5
2	2002/10/12	19:33	243.1	2	C	D SPOT	NEB-N	+15.5	Einaga, Hideo	244.2	-1.1
3	2002/10/12	20:44	241.2	2	C	D SPOT	NEB-N	+16.3	Kazemoto, Akira	244.2	-3.0
4	2002/10/12	20:11	241.2	2	C	D SPOT	NEB-N		Adachi, Makoto	244.2	-3.0
5	2002/10/24	19:55	244.0	2	C	D SPOT	NEB-N	+16.6	Einaga, Hideo	244.2	-0.2
6	2002/10/24	20:15	246.3	2	C	D SPOT	NEB-N		Horikawa, Kuniaki	244.2	+2.1
7	2002/10/29	19:25	246.3	2	C	D SPOT	NEB-N	+16.6	Einaga, Hideo	244.2	+2.1
8	2002/10/31	11:47	242.1	2	C	D SPOT	NEB-N	+16.0	Sherrod, Clay	244.1	-2.0
9	2002/11/07	11:20	246.4	2	C	D SPOT	NEB-N	+16.3	Sherrod, Clay	244.1	+2.3
10	2002/11/14	12:06	247.1	2	C	D SPOT	NEB-N	+15.8	Grafton, Ed	244.1	+3.0
11	2002/11/17	19:19	245.6	2	C	D SPOT	NEB-N	+16.3	Kazemoto, Akira	244.1	+1.5
12	2002/11/20	08:02	245.7	2	C	D SPOT	NEB-N	+15.9	Sherrod, Clay	244.1	+1.6
13	2002/11/29	09:43	244.0	2	C	D SPOT	NEB-N	+14.1	Sherrod, Clay	244.1	-0.1
14	2002/12/06	10:35	244.1	2	C	D SPOT	NEB-N	+15.9	Sherrod, Clay	244.0	+0.1
15	2002/12/10	03:14	242.8	2	C	D SPOT	NEB-N	+15.5	Peach, Damian	244.0	-1.2
16	2002/12/15	03:11	240.8	2	C	D SPOT	NEB-N	+15.2	Peach, Damian	244.0	-3.2
17	2002/12/29	15:18	242.4	2	C	D SPOT	NEB-N	+15.1	Einaga, Hideo	244.0	-1.6
18	2002/12/31	16:14	243.2	2	C	D SPOT	NEB-N	+15.7	Einaga, Hideo	244.0	-0.8
19	2003/01/04	10:06	243.1	2	C	D SPOT	NEB-N	+16.0	Grafton, Ed	243.9	-0.8
20	2003/01/07	17:04	245.0	2	C	D SPOT	NEB-N		Horikawa, Kuniaki	243.9	+1.1
21	2003/01/11	10:05	244.4	2	C	D SPOT	NEB-N	+15.2	Sherrod, Clay	243.9	+0.5
22	2003/01/12	15:40	244.3	2	C	D SPOT	NEB-N	+15.8	Einaga, Hideo	243.9	+0.4
23	2003/01/12	17:09	242.0	2	C	D SPOT	NEB-N	+15.9	Ng, Eric	243.9	-1.9
24	2003/01/14	06:52	242.9	2	C	D SPOT	NEB-N	+15.5	Moore, David	243.9	-1.0
25	2003/01/15	13:19	243.7	2	C	D SPOT	NEB-N	+15.6	Nakanishi, Hidekazu	243.9	-0.2
26	2003/01/17	15:23	248.0	2	C	D SPOT	NEB-N		Horikawa, Kuniaki	243.9	+4.1
27	2003/01/22	14:28	241.9	2	C	D SPOT	NEB-N	+15.2	Ng, Eric	243.9	-2.0
28	2003/01/24	16:04	245.7	2	C	D SPOT	NEB-N		Horikawa, Kuniaki	243.9	+1.8
29	2003/01/29	15:12	246.3	2	C	D SPOT	NEB-N		Horikawa, Kuniaki	247.2	-0.9
30	2003/02/03	14:09	244.2	2	C	D SPOT	NEB-N	+15.1	Kazemoto, Akira	245.2	-1.0
31	2003/02/05	14:25	243.5	2	C	D SPOT	NEB-N	+14.7	Ng, Eric	244.3	-0.8
32	2003/02/06	12:15	242.5	2	C	D SPOT	NEB-N	+14.6	Einaga, Hideo	244.0	-1.5
33	2003/02/10	15:23	239.7	2	C	D SPOT	NEB-N	+14.9	Ng, Eric	242.3	-2.6
34	2003/02/12	16:55	240.2	2	C	D SPOT	NEB-N	+15.1	Tan, Wei Leong	241.5	-1.3
35	2003/02/18	11:32	238.9	2	C	D SPOT	NEB-N	+14.9	Nakanishi, Hidekazu	239.2	-0.3
36	2003/02/22	15:01	235.9	2	C	D SPOT	NEB-N	+15.0	Ng, Eric	237.5	-1.6
37	2003/02/23	10:41	238.6	2	C	D SPOT	NEB-N	+15.2	Iga, Yuichi	237.2	+1.4
38	2003/02/27	13:51	238.2	2	C	D PROJ	NEB-N		Horikawa, Kuniaki	235.5	+2.7
39	2003/02/27	14:34	235.8	2	C	D SPOT	NEB-N	+14.4	Kazemoto, Akira	235.5	+0.3
40	2003/03/01	14:49	235.8	2	C	D SPOT	NEB-N	+14.7	Ng, Eric	234.7	+1.1
41	2003/03/03	15:51	236.0	2	C	D SPOT	NEB-N	+14.7	Tan, Wei Leong	233.8	+2.2
42	2003/03/11	13:40	235.3	2	C	D SPOT	NEB-N		Horikawa, Kuniaki	230.7	+4.6
43	2003/03/11	13:29	232.8	2	C	D SPOT	NEB-N	+15.2	Kazemoto, Akira	230.7	+2.1
44	2003/03/12	10:07	229.6	2	C	D SPOT	NEB-N	+14.2	Kumamori, Teruaki	230.3	-0.7
45	2003/03/18	14:28	227.9	2	C	D SPOT	NEB-N	+14.1	Tan, Wei Leong	227.8	+0.1
46	2003/03/19	09:47	226.7	2	C	D SPOT	NEB-N	+13.6	Kumamori, Teruaki	227.5	-0.8
47	2003/03/23	03:15	223.3	2	C	D SPOT	NEB-N	+14.3	Moore, David	226.0	-2.7
48	2003/03/23	13:26	229.9	2	C	D PROJ	NEB-N		Horikawa, Kuniaki	225.8	+4.1
49	2003/03/26	09:55	224.2	2	C	D SPOT	NEB-N	+14.8	Kumamori, Teruaki	224.7	-0.5
50	2003/03/30	14:02	222.4	2	C	D SPOT	NEB-N	+15.1	Einaga, Hideo	223.0	-0.6
51	2003/04/16	12:19	219.1	2	C	D SPOT	NEB-N	+16.3	Einaga, Hideo	216.2	+2.9
52	2003/04/17	09:53	214.9	2	C	D SPOT	NEB-N	+15.5	Einaga, Hideo	215.8	-0.9
53	2003/04/23	13:20	213.0	2	C	D SPOT	NEB-N	+15.1	Ng, Eric	213.3	-0.3
54	2003/04/28	12:44	209.7	2	C	D SPOT	NEB-N	+14.9	Ng, Eric	211.3	-1.6
55	2003/04/28	12:39	207.7	2	C	D SPOT	NEB-N		Horikawa, Kuniaki	211.3	-3.6