Rotation Period in 2010-11 Apparition(SEDSD6)

Object	SEBs dark spot	ID	SEDSD6

Period	p1	Data Count	17
Rotation Period	9h57m25.7s±12.9s	Refernce Date	2010/09/21
Drift Rate (deg./day)	+2.550±0.315	Refernce Longitude	131.2±3.1
Limiting Date	2010/11/24－2010/12/14	Latitude	-20.9±1.5
Limiting Longitude	293.8－345.1	Wind Velocity (m/sec)	-37.8±4.2

Period	p2	Data Count	9
Rotation Period	9h56m47.1s±5.2s	Refernce Date	2010/09/21
Drift Rate (deg./day)	+1.616±0.127	Refernce Longitude	208.4±0.9
Limiting Date	2010/12/16－2010/12/31	Latitude	-22.4±0.8
Limiting Longitude	347.9－13.7	Wind Velocity (m/sec)	-25.0±1.7

No.	Date	Time	Longitude	Sys.	PCF	Object	Location	Latitude	Observer	Est. Longitude	Error
1	2010/11/24	21:25	293.8	2	C	D SPOT	SEB-S	-17.6	Delcroix, Marc	296.7	-2.9
2	2010/11/26	13:07	300.2	2	C	D SPOT	SEB-S	-19.0	Akutsu, Tomio	300.9	-0.7
3	2010/11/27	09:15	302.0	2	C	D SPOT	SEB-S	-20.0	Einaga, Hideo	303.1	-1.1
4	2010/11/29	09:46	305.8	2	C	D SPOT	SEB-S	-19.0	Akutsu, Tomio	308.2	-2.4
5	2010/11/29	10:07	305.2	2	C	D SPOT	SEB-S	-19.5	Kumamori, Teruaki	308.3	-3.1
6	2010/12/01	12:02	314.5	2	C	D SPOT	SEB-S	-21.1	Einaga, Hideo	313.6	+0.9
7	2010/12/01	13:04	314.0	2	C	D SPOT	SEB-S	-20.9	Kumamori, Teruaki	313.7	+0.3
8	2010/12/04	10:14	326.3	2	C	D SPOT	SEB-S	-20.9	Einaga, Hideo	321.0	+5.3
9	2010/12/04	09:35	325.5	2	C	D SPOT	SEB-S	-20.6	Kumamori, Teruaki	321.0	+4.5
10	2010/12/06	12:08	332.2	2	C	D SPOT	SEB-S	-22.7	Einaga, Hideo	326.3	+5.9
11	2010/12/09	19:39	336.4	2	C	D SPOT	SEB-S	-22.4	Delcroix, Marc	334.8	+1.6
12	2010/12/09	09:27	335.8	2	C	D SPOT	SEB-S	-22.8	Kumamori, Teruaki	333.7	+2.1
13	2010/12/11	11:25	337.8	2	C	D SPOT	SEB-S	-21.5	Akutsu, Tomio	339.0	-1.2
14	2010/12/12	08:52	338.7	2	C	D SPOT	SEB-S	-21.7	Yunoki, Kenkichi	341.3	-2.6
15	2010/12/14	08:29	344.5	2	C	D SPOT	SEB-S	-22.0	Einaga, Hideo	346.3	-1.8
16	2010/12/14	09:55	343.0	2	C	D SPOT	SEB-S	-22.1	Kumamori, Teruaki	346.5	-3.5
17	2010/12/14	10:09	345.1	2	C	D SPOT	SEB-S	-22.1	Yunoki, Kenkichi	346.5	-1.4
18	2010/12/16	10:56	347.9	2	C	D SPOT	SEB-S	-22.4	Go, Christopher	348.1	-0.2
19	2010/12/17	08:15	350.4	2	C	D SPOT	SEB-S	-21.1	Einaga, Hideo	349.6	+0.8
20	2010/12/18	12:08	351.9	2	C	D SPOT	SEB-S	-22.8	Einaga, Hideo	351.5	+0.4
21	2010/12/19	08:21	352.9	2	C	D SPOT	SEB-S	-22.9	Einaga, Hideo	352.8	+0.1
22	2010/12/23	11:01	359.5	2	C	D SPOT	SEB-S	-22.9	Einaga, Hideo	359.5	0.0
23	2010/12/24	08:39	359.3	2	C	D SPOT	SEB-S	-23.3	Einaga, Hideo	0.9	-1.6
24	2010/12/26	10:04	3.6	2	C	D SPOT	SEB-S	-22.3	Einaga, Hideo	4.2	-0.6
25	2010/12/29	08:39	8.6	2	C	D SPOT	SEB-S	-20.9	Einaga, Hideo	9.0	-0.4
26	2010/12/31	08:48	13.7	2	C	D SPOT	SEB-S	-22.6	Wesley, Anthony	12.2	+1.5