Rotation Period in 2020 Apparition(N2J21)

Object	NNTBs jetstream spot	ID	N2J21

Period		Data Count	29
Rotation Period	9h53m48.6s±2.8s	Refernce Date	2020/07/14
Drift Rate (deg./day)	-2.736±0.069	Refernce Longitude	221.5±1.1
Limiting Date	2020/07/07－2020/08/08	Latitude	+35.0±0.6
Limiting Longitude	241.6－151.4	Wind Velocity (m/sec)	+28.6±0.8

No.	Date	Time	Longitude	Sys.	PCF	Object	Location	Latitude	Observer	Est. Longitude	Error
1	2020/07/07	14:52	240.1	2	C	D SPOT	NNTB-S	+35.9	Go, Christopher	238.9	+1.2
2	2020/07/07	13:33	241.6	2	C	D PROJ	NNTB-S	+36.8	Miyazaki, Isao	239.1	+2.5
3	2020/07/08	20:01	236.6	2	C	D SPOT	NNTB-S	+35.2	Foster, Clyde	235.6	+1.0
4	2020/07/09	16:08	234.1	2	C	D SPOT	NNTB-S	+35.5	Go, Christopher	233.3	+0.8
5	2020/07/11	16:13	228.4	2	C	D SPOT	NNTB-S	+34.9	Miyazaki, Isao	227.8	+0.6
6	2020/07/12	13:44	225.3	2	C	D SPOT	NNTB-S	+34.8	Miyazaki, Isao	225.4	-0.1
7	2020/07/13	17:14	221.4	2	C	D SPOT	NNTB-S	+35.5	Miyazaki, Isao	222.2	-0.8
8	2020/07/14	13:12	220.3	2	C	D SPOT	NNTB-S	+35.3	Miyazaki, Isao	220.0	+0.3
9	2020/07/14	14:10	218.0	2	C	D SPOT	NNTB-S	+34.8	Go, Christopher	219.8	-1.8
10	2020/07/16	14:48	213.0	2	C	D SPOT	NNTB-S	+34.5	Go, Christopher	214.3	-1.3
11	2020/07/18	06:01	206.7	2	C	D SPOT	NNTB-S	+35.2	Lamy, George	209.8	-3.1
12	2020/07/19	12:38	206.6	2	C	D SPOT	NNTB-S	+35.2	Miyazaki, Isao	206.3	+0.3
13	2020/07/20	18:35	201.6	2	C	D SPOT	NNTB-S	+34.2	Foster, Clyde	202.9	-1.3
14	2020/07/21	14:17	200.6	2	C	D SPOT	NNTB-S	+34.5	Miyazaki, Isao	200.7	-0.1
15	2020/07/22	20:07	197.0	2	C	D SPOT	NNTB-S	+35.6	Foster, Clyde	197.3	-0.3
16	2020/07/23	16:33	194.4	2	C	D SPOT	NNTB-S	+35.3	Miyazaki, Isao	195.0	-0.6
17	2020/07/24	13:05	192.1	2	C	D SPOT	NNTB-S	+34.4	Miyazaki, Isao	192.6	-0.5
18	2020/07/25	18:11	189.5	2	C	D SPOT	NNTB-S	+34.9	Foster, Clyde	189.3	+0.2
19	2020/07/26	14:16	186.8	2	C	D SPOT	NNTB-S	+34.5	Go, Christopher	187.0	-0.2
20	2020/07/27	18:34	183.1	2	C	D SPOT	NNTB-S	+35.3	Foster, Clyde	183.8	-0.7
21	2020/07/28	15:07	182.3	2	C	D SPOT	NNTB-S	+35.1	Miyazaki, Isao	181.4	+0.9
22	2020/07/30	16:37	175.7	2	C	D SPOT	NNTB-S	+35.4	Miyazaki, Isao	175.8	-0.1
23	2020/07/31	12:29	173.3	2	C	D SPOT	NNTB-S	+35.2	Miyazaki, Isao	173.5	-0.2
24	2020/08/02	13:09	168.3	2	C	D SPOT	NNTB-S	+34.4	Ishibashi, Tsutomu	168.0	+0.3
25	2020/08/02	14:32	168.5	2	C	D SPOT	NNTB-S	+34.6	Miyazaki, Isao	167.8	+0.7
26	2020/08/03	18:14	164.7	2	C	D SPOT	NNTB-S	+34.7	Foster, Clyde	164.7	0.0
27	2020/08/04	15:04	162.6	2	C	D SPOT	NNTB-S	+34.8	Suzuki, Kunihiko	162.3	+0.3
28	2020/08/05	11:05	161.8	2	C	D SPOT	NNTB-S	+34.3	Suzuki, Kunihiko	160.0	+1.8
29	2020/08/08	17:51	151.4	2	C	D SPOT	NNTB-S	+34.9	Foster, Clyde	151.0	+0.4