Rotation Period in 2019 Apparition(SEJ20)

Object	SEBs jetstream ring	ID	SEJ20

Period	p1	Data Count	23
Rotation Period	9h58m11.9s±2.6s	Refernce Date	2019/06/10
Drift Rate (deg./day)	+3.669±0.064	Refernce Longitude	218.4±1.3
Limiting Date	2019/04/13－2019/05/23	Latitude	-20.6±0.7
Limiting Longitude	8.7－154.8	Wind Velocity (m/sec)	-52.9±0.9

Period	p2	Data Count	29
Rotation Period	9h57m47.8s±1.9s	Refernce Date	2019/06/10
Drift Rate (deg./day)	+3.086±0.046	Refernce Longitude	209.3±0.9
Limiting Date	2019/05/25－2019/07/04	Latitude	-21.0±0.4
Limiting Longitude	160.7－284.6	Wind Velocity (m/sec)	-44.9±0.6

Period	p3	Data Count	10
Rotation Period	9h56m09.7s±17.6s	Refernce Date	2019/06/10
Drift Rate (deg./day)	+0.707±0.428	Refernce Longitude	271.3±1.5
Limiting Date	2019/07/07－2019/07/14	Latitude	-21.9±0.6
Limiting Longitude	289.8－296.4	Wind Velocity (m/sec)	-13.0±5.7

No.	Date	Time	Longitude	Sys.	PCF	Object	Location	Latitude	Observer	Est. Longitude	Error
1	2019/04/13	20:00	8.7	2	C	D PROJ	SEB-S	-21.8	Olivetti, Tiziano	8.7	0.0
2	2019/04/15	20:08	16.9	2	C	D PROJ	SEB-S	-21.1	Go, Christopher	16.1	+0.8
3	2019/04/18	19:32	27.8	2	C	D SPOT	SEB-S	-20.8	Go, Christopher	27.0	+0.8
4	2019/04/21	18:15	39.6	2	C	D PROJ	SEB-S	-21.4	Go, Christopher	37.8	+1.8
5	2019/04/24	05:00	45.6	2	C	D PROJ	SEB-S	-21.8	Carvalho, Fabio	46.8	-1.2
6	2019/04/28	18:20	61.8	2	C	D PROJ	SEB-S	-20.8	Akutsu, Tomio	63.5	-1.7
7	2019/04/28	17:27	61.8	2	C	D PROJ	SEB-S	-21.2	Wesley, Anthony	63.4	-1.6
8	2019/05/01	05:28	71.2	2	C	D SPOT	SEB-S	-19.8	Go, Christopher	72.5	-1.3
9	2019/05/03	16:57	82.3	2	C	D SPOT	SEB-S	-19.0	Kumamori, Teruaki	81.6	+0.7
10	2019/05/03	19:17	80.3	2	C	D PROJ	SEB-S	-20.5	Miyazaki, Isao	82.0	-1.7
11	2019/05/04	03:19	82.1	2	C	D PROJ	SEB-S	-20.7	Foster, Clyde	83.2	-1.1
12	2019/05/08	18:50	99.6	2	C	D PROJ	SEB-S	-21.1	Go, Christopher	100.3	-0.7
13	2019/05/09	14:37	104.9	2	C	D PROJ	SEB-S	-21.1	Ishibashi, Tsutomu	103.3	+1.6
14	2019/05/11	15:21	113.1	2	C	D SPOT	SEB-S	-19.9	Suzuki, Kunihiko	110.7	+2.4
15	2019/05/11	15:59	112.3	2	C	D SPOT	SEB-S	-20.5	Kumamori, Teruaki	110.8	+1.5
16	2019/05/13	18:16	118.7	2	C	D SPOT	SEB-S	-20.5	Go, Christopher	118.5	+0.2
17	2019/05/14	22:09	124.7	2	C	D SPOT	SEB-S	-19.4	Foster, Clyde	122.8	+1.9
18	2019/05/15	17:52	125.6	2	C	D PROJ	SEB-S	-21.0	Kumamori, Teruaki	125.8	-0.2
19	2019/05/18	17:28	136.9	2	C	D SPOT	SEB-S	-19.5	Miyazaki, Isao	136.7	+0.2
20	2019/05/19	14:10	138.9	2	C	D PROJ	SEB-S	-20.5	Suzuki, Kunihiko	139.9	-1.0
21	2019/05/21	15:59	147.0	2	C	D PROJ	SEB-S	-20.8	Kumamori, Teruaki	147.5	-0.5
22	2019/05/23	17:31	154.4	2	C	D PROJ	SEB-S	-20.8	Suzuki, Kunihiko	155.1	-0.7
23	2019/05/23	16:47	154.8	2	C	D SPOT	SEB-S	-20.8	Go, Christopher	155.0	-0.2
24	2019/05/25	17:50	160.7	2	C	D SPOT	SEB-S	-20.5	Suzuki, Kunihiko	162.2	-1.5
25	2019/05/26	15:03	164.2	2	C	D PROJ	SEB-S	-21.6	Kumamori, Teruaki	165.0	-0.8
26	2019/05/26	14:17	165.1	2	C	D PROJ	SEB-S		Horikawa, Kuniaki	164.9	+0.2
27	2019/05/28	14:29	170.4	2	C	D SPOT	SEB-S	-21.5	Wesley, Anthony	171.1	-0.7
28	2019/05/30	08:28	177.8	2	C	D PROJ	SEB-S	-21.4	Maxson, Paul	176.5	+1.3
29	2019/06/02	05:32	185.1	2	C	D SPOT	SEB-S	-20.8	Lamy, George	185.3	-0.2
30	2019/06/04	06:43	190.7	2	C	D SPOT	SEB-S	-20.9	Lamy, George	191.7	-1.0
31	2019/06/05	13:22	194.7	2	C	D SPOT	SEB-S	-21.1	Miyazaki, Isao	195.6	-0.9
32	2019/06/07	16:28	203.1	2	C	D SPOT	SEB-S	-20.9	Olivetti, Tiziano	202.2	+0.9
33	2019/06/12	14:21	217.4	2	C	D PROJ	SEB-S	-20.6	Ohsugi, Tadao	217.3	+0.1
34	2019/06/12	14:46	217.4	2	C	D SPOT	SEB-S	-21.2	Kumamori, Teruaki	217.4	0.0
35	2019/06/13	12:03	220.1	2	C	D PROJ	SEB-S	-20.7	Suzuki, Kunihiko	220.1	0.0
36	2019/06/14	15:05	223.5	2	C	D SPOT	SEB-S	-21.8	Go, Christopher	223.6	-0.1
37	2019/06/15	12:38	227.3	2	C	D PROJ	SEB-S	-20.2	Miyazaki, Isao	226.4	+0.9
38	2019/06/17	14:35	233.7	2	C	D SPOT	SEB-S	-20.8	Kumamori, Teruaki	232.8	+0.9
39	2019/06/18	11:27	236.3	2	C	D SPOT	SEB-S	-20.9	Suzuki, Kunihiko	235.5	+0.8
40	2019/06/19	14:42	239.0	2	C	D SPOT	SEB-S	-21.0	Ohsugi, Tadao	239.0	0.0
41	2019/06/20	12:37	242.7	2	C	D SPOT	SEB-S	-21.3	Ohsugi, Tadao	241.8	+0.9
42	2019/06/21	19:09	246.1	2	C	D SPOT	SEB-S	-21.5	Foster, Clyde	245.7	+0.4
43	2019/06/22	14:59	249.7	2	C	D SPOT	SEB-S	-21.1	Go, Christopher	248.3	+1.4
44	2019/06/23	00:55	250.8	2	C	D PROJ	SEB-S	-20.8	Foster, Clyde	249.5	+1.3
45	2019/06/24	15:53	255.2	2	C	D PROJ	SEB-S	-21.0	Kumamori, Teruaki	254.6	+0.6
46	2019/06/25	12:02	257.2	2	C	D PROJ	SEB-S	-20.9	Suzuki, Kunihiko	257.1	+0.1
47	2019/06/26	18:53	261.5	2	C	D SPOT	SEB-S	-20.6	Foster, Clyde	261.1	+0.4
48	2019/06/28	19:50	266.7	2	C	D SPOT	SEB-S	-20.9	Foster, Clyde	267.4	-0.7
49	2019/06/30	11:56	271.8	2	C	D SPOT	SEB-S	-21.2	Wesley, Anthony	272.6	-0.8
50	2019/07/01	18:12	275.7	2	C	D SPOT	SEB-S	-20.7	Foster, Clyde	276.5	-0.8
51	2019/07/04	14:47	283.0	2	C	D SPOT	SEB-S	-21.5	Kumamori, Teruaki	285.3	-2.3
52	2019/07/04	14:41	284.6	2	C	D PROJ	SEB-S		Horikawa, Kuniaki	285.3	-0.7
53	2019/07/07	12:16	289.8	2	C	D SPOT	SEB-S	-21.5	Go, Christopher	290.7	-0.9
54	2019/07/07	13:33	289.8	2	C	D SPOT	SEB-S	-21.4	Horiuchi, Tadashi	290.7	-0.9
55	2019/07/08	18:39	291.1	2	C	D SPOT	SEB-S	-21.1	Foster, Clyde	291.6	-0.5
56	2019/07/09	13:58	293.0	2	C	D SPOT	SEB-S	-22.3	Go, Christopher	292.2	+0.8
57	2019/07/10	19:31	294.2	2	C	D SPOT	SEB-S	-21.9	Foster, Clyde	293.0	+1.2
58	2019/07/11	14:31	293.9	2	C	D SPOT	SEB-S	-22.0	Go, Christopher	293.6	+0.3
59	2019/07/12	11:32	296.4	2	C	D SPOT	SEB-S	-21.7	Kumamori, Teruaki	294.2	+2.2
60	2019/07/12	12:31	295.8	2	C	D SPOT	SEB-S	-21.4	Wesley, Anthony	294.2	+1.6
61	2019/07/13	18:04	293.5	2	C	D SPOT	SEB-S	-22.7	Foster, Clyde	295.1	-1.6
62	2019/07/14	13:29	293.6	2	C	D SPOT	SEB-S	-23.0	Miyazaki, Isao	295.7	-2.1