Rotation Period in 2019 Apparition(SEJ27)

Object	SEBs jetstream white spot	ID	SEJ27

Period	p1	Data Count	17
Rotation Period	9h58m18.0s±1.6s	Refernce Date	2019/06/10
Drift Rate (deg./day)	+3.814±0.040	Refernce Longitude	67.0±0.8
Limiting Date	2019/05/28－2019/07/06	Latitude	-19.0±0.8
Limiting Longitude	21.7－167.2	Wind Velocity (m/sec)	-55.5±0.5

Period	p2	Data Count	13
Rotation Period	9h57m50.6s±3.6s	Refernce Date	2019/06/10
Drift Rate (deg./day)	+3.153±0.087	Refernce Longitude	88.5±1.3
Limiting Date	2019/07/13－2019/08/11	Latitude	-18.6±0.3
Limiting Longitude	193.3－284.2	Wind Velocity (m/sec)	-46.6±1.2

No.	Date	Time	Longitude	Sys.	PCF	Object	Location	Latitude	Observer	Est. Longitude	Error
1	2019/05/28	22:41	21.7	2	C	W NICK	SEB-S	-19.2	Foster, Clyde	21.0	+0.7
2	2019/05/29	07:00	21.8	2	C	W NICK	SEB-S	-19.9	Lamy, George	22.4	-0.6
3	2019/05/30	12:31	27.1	2	C	W NICK	SEB-S	-20.7	Wesley, Anthony	27.0	+0.1
4	2019/06/01	15:08	33.6	2	C	W BAY	SEB-S	-20.0	Akutsu, Tomio	35.1	-1.5
5	2019/06/11	15:36	73.7	2	C	W GAP	SEB-S	-19.3	Kumamori, Teruaki	73.3	+0.4
6	2019/06/13	16:14	81.0	2	C	W GAP	SEB-S	-19.4	Suzuki, Kunihiko	81.0	0.0
7	2019/06/14	12:59	84.7	2	C	W NICK	SEB-S	-18.5	Wesley, Anthony	84.3	+0.4
8	2019/06/19	13:16	104.0	2	C	W GAP	SEB-S	-18.1	Ishibashi, Tsutomu	103.5	+0.5
9	2019/06/21	13:03	111.0	2	C	W GAP	SEB-S	-18.2	Suzuki, Takashi	111.0	0.0
10	2019/06/21	14:06	110.9	2	C	W GAP	SEB-S	-18.3	Go, Christopher	111.2	-0.3
11	2019/06/24	13:14	123.1	2	C	W GAP	SEB-S	-18.5	Kumamori, Teruaki	122.5	+0.6
12	2019/06/26	13:15	130.9	2	C	W GAP	SEB-S	-18.2	Yoshida, Tomoyuki	130.2	+0.7
13	2019/06/26	12:43	131.4	2	C	W GAP	SEB-S	-19.1	Suzuki, Kunihiko	130.1	+1.3
14	2019/06/29	10:41	141.4	2	C	W SPOT	SEB-S	-18.2	Wesley, Anthony	141.2	+0.2
15	2019/06/30	18:13	145.9	2	C	W SPOT	SEB-S	-18.8	Foster, Clyde	146.2	-0.3
16	2019/07/04	12:07	159.3	2	C	W GAP	SEB-S	-19.5	Suzuki, Kunihiko	160.5	-1.2
17	2019/07/06	12:22	167.2	2	C	W GAP	SEB-S	-18.5	Ohsugi, Tadao	168.2	-1.0
18	2019/07/13	15:12	193.3	2	C	W GAP	SEB-S	-18.9	Miyazaki, Isao	194.6	-1.3
19	2019/07/15	17:01	201.0	2	C	W SPOT	SEB-S	-18.4	Foster, Clyde	201.1	-0.1
20	2019/07/16	11:33	202.8	2	C	W SPOT	SEB-S	-18.5	Wesley, Anthony	203.6	-0.8
21	2019/07/18	04:32	209.6	2	C	W GAP	SEB-S	-18.8	Maxson, Paul	209.0	+0.6
22	2019/07/19	20:55	214.1	2	C	W SPOT	SEB-S	-18.7	Foster, Clyde	214.3	-0.2
23	2019/07/21	12:31	219.5	2	C	W SPOT	SEB-S	-18.1	Miyazaki, Isao	219.5	0.0
24	2019/07/23	13:39	225.8	2	C	W SPOT	SEB-S	-18.0	Miyazaki, Isao	225.9	-0.1
25	2019/07/24	10:06	228.1	2	C	W SPOT	SEB-S	-18.3	Suzuki, Kunihiko	228.6	-0.5
26	2019/07/28	13:33	243.6	2	C	W SPOT	SEB-S	-18.4	Kumamori, Teruaki	241.7	+1.9
27	2019/07/29	09:58	246.9	2	C	W SPOT	SEB-S	-18.4	Wesley, Anthony	244.4	+2.5
28	2019/08/06	16:43	270.8	2	C	W SPOT	SEB-S	-18.8	Foster, Clyde	270.5	+0.3
29	2019/08/08	18:40	276.6	2	C	W SPOT	SEB-S	-19.0	Foster, Clyde	277.0	-0.4
30	2019/08/11	16:24	284.2	2	C	W GAP	SEB-S	-19.0	Foster, Clyde	286.2	-2.0