Rotation Period in 2012-13 Apparition(STSD9)

Object	STBs dark spot	ID	STSD9

Period	p1	Data Count	10
Rotation Period	9h54m37.5s±9.9s	Refernce Date	2012/12/03
Drift Rate (deg./day)	-1.541±0.240	Refernce Longitude	308.1±2.2
Limiting Date	2012/08/09－2012/08/27	Latitude	-34.7±0.8
Limiting Longitude	128.8－100.5	Wind Velocity (m/sec)	+14.8±2.8

Period	p2	Data Count	23
Rotation Period	9h55m28.5s±2.4s	Refernce Date	2012/12/03
Drift Rate (deg./day)	-0.295±0.058	Refernce Longitude	77.4±2.3
Limiting Date	2012/08/29－2012/11/17	Latitude	-34.0±0.6
Limiting Longitude	104.9－85.2	Wind Velocity (m/sec)	+0.3±0.7

No.	Date	Time	Longitude	Sys.	PCF	Object	Location	Latitude	Observer	Est. Longitude	Error
1	2012/08/09	04:10	128.8	2	C	D SPOT	STZ	-35.6	Delcroix, Marc	126.6	+2.2
2	2012/08/10	20:12	126.7	2	C	D SPOT	STZ	-34.3	Ota, Satoshi	124.0	+2.7
3	2012/08/12	20:14	119.3	2	C	D SPOT	STZ	-36.3	Ota, Satoshi	120.9	-1.6
4	2012/08/15	20:00	112.5	2	C	D SPOT	STZ	-35.1	Yoshida, Tomoyuki	116.3	-3.8
5	2012/08/19	20:47	109.2	2	C	D SPOT	STZ	-34.5	Miyazaki, Isao	110.1	-0.9
6	2012/08/20	17:59	107.2	2	C	D SPOT	STZ	-34.2	Yoshida, Tomoyuki	108.7	-1.5
7	2012/08/22	19:40	105.1	2	C	D SPOT	STZ	-33.5	Ishibashi, Tsutomu	105.5	-0.4
8	2012/08/22	18:28	105.8	2	C	D SPOT	STZ	-34.4	Yoshida, Tomoyuki	105.6	+0.2
9	2012/08/24	20:48	103.0	2	C	D SPOT	STZ	-34.5	Go, Christopher	102.4	+0.6
10	2012/08/27	18:37	100.5	2	C	D SPOT	STZ	-34.3	Yoshida, Tomoyuki	97.9	+2.6
11	2012/08/29	21:16	100.7	2	C	D SPOT	STZ	-32.8	Akutsu, Tomio	105.5	-4.8
12	2012/08/31	20:25	102.1	2	C	D SPOT	STZ	-34.0	Yoshida, Tomoyuki	104.9	-2.8
13	2012/09/05	19:48	103.0	2	C	D SPOT	STZ	-33.3	Kozawa, Tokujiro	103.4	-0.4
14	2012/09/06	17:17	104.0	2	C	D SPOT	STZ	-33.2	Einaga, Hideo	103.2	+0.8
15	2012/09/10	18:43	104.9	2	C	D SPOT	STZ	-33.7	Yoshida, Tomoyuki	102.0	+2.9
16	2012/09/10	20:37	103.1	2	C	D SPOT	STZ	-34.3	Miyazaki, Isao	101.9	+1.2
17	2012/09/12	20:45	103.3	2	C	D SPOT	STZ	-34.1	Miyazaki, Isao	101.3	+2.0
18	2012/09/14	03:16	103.2	2	C	D SPOT	STZ	-34.2	Pellier, Christophe	101.0	+2.2
19	2012/09/17	20:36	102.1	2	C	D SPOT	STZ	-34.6	Miyazaki, Isao	99.9	+2.2
20	2012/09/22	10:50	99.3	2	C	D SPOT	STZ	-33.4	Phillips, Jim	98.5	+0.8
21	2012/09/27	18:53	98.7	2	C	D SPOT	STZ	-34.0	Einaga, Hideo	96.9	+1.8
22	2012/10/03	04:09	97.0	2	C	D SPOT	STZ	-34.3	Delcroix, Marc	95.4	+1.6
23	2012/10/04	18:43	94.2	2	C	D SPOT	STZ	-34.3	Ota, Satoshi	94.9	-0.7
24	2012/10/04	19:22	97.0	2	C	D SPOT	STZ	-35.0	Iwamasa, Ryuichi	94.9	+2.1
25	2012/10/11	20:52	91.0	2	C	D SPOT	STZ	-34.5	Miyazaki, Isao	92.8	-1.8
26	2012/10/12	16:24	90.9	2	C	D SPOT	STZ	-33.7	Ikemura, Toshihiko	92.6	-1.7
27	2012/10/16	20:11	87.5	2	C	D SPOT	STZ	-34.8	Yoshida, Tomoyuki	91.3	-3.8
28	2012/10/19	17:02	87.4	2	C	D SPOT	STZ	-34.0	Yunoki, Kenkichi	90.5	-3.1
29	2012/10/26	17:04	86.3	2	C	D SPOT	STZ	-34.5	Akutsu, Tomio	88.4	-2.1
30	2012/10/31	16:53	85.8	2	C	D SPOT	STZ	-33.3	Yoshida, Tomoyuki	87.0	-1.2
31	2012/11/07	16:45	85.3	2	C	D SPOT	STZ	-33.0	Akutsu, Tomio	84.9	+0.4
32	2012/11/09	18:31	85.3	2	C	D SPOT	STZ	-34.0	Akutsu, Tomio	84.3	+1.0
33	2012/11/17	14:57	85.2	2	C	D SPOT	STZ	-34.2	Akutsu, Tomio	82.0	+3.2