Rotation Period in 2024-25 Apparition(N2J23)

Object	NNTBs jetstream spot	ID	N2J23

Period		Data Count	31
Rotation Period	9h53m42.6s±3.0s	Refernce Date	2024/12/07
Drift Rate (deg./day)	-2.884±0.072	Refernce Longitude	162.6±1.3
Limiting Date	2025/01/14－2025/02/20	Latitude	+34.7±0.6
Limiting Longitude	52.8－306.5	Wind Velocity (m/sec)	+30.5±0.8

No.	Date	Time	Longitude	Sys.	PCF	Object	Location	Latitude	Observer	Est. Longitude	Error
1	2025/01/14	17:48	52.8	2	C	D SPOT	NNTB-S	+34.2	Dauvergne, Jean-Luc	50.8	+2.0
2	2025/01/15	13:30	50.3	2	C	D SPOT	NNTB-S	+35.2	Ito, Satoshi	48.5	+1.8
3	2025/01/17	15:01	44.8	2	C	D SPOT	NNTB-S	+36.1	Miyazaki, Isao	42.5	+2.3
4	2025/01/18	09:23	41.9	2	C	D SPOT	NNTB-S	+35.4	Ito, Satoshi	40.3	+1.6
5	2025/01/20	11:39	34.8	2	C	D SPOT	NNTB-S	+35.0	Miyazaki, Isao	34.3	+0.5
6	2025/01/21	17:29	30.6	2	C	D SPOT	NNTB-S	+35.1	Dauvergne, Jean-Luc	30.7	-0.1
7	2025/01/22	14:02	26.7	2	C	D SPOT	NNTB-S	+35.3	Ito, Satoshi	28.2	-1.5
8	2025/01/22	12:14	27.0	2	C	D SPOT	NNTB-S	+34.5	Miyazaki, Isao	28.4	-1.4
9	2025/01/23	09:40	24.1	2	C	D SPOT	NNTB-S	+34.2	Suzuki, Kunihiko	25.9	-1.8
10	2025/01/24	13:32	21.0	2	C	D SPOT	NNTB-S	+34.4	Ito, Satoshi	22.5	-1.5
11	2025/01/25	11:10	18.7	2	C	D SPOT	NNTB-S	+34.0	Ishibashi, Tsutomu	19.9	-1.2
12	2025/01/25	09:48	18.4	2	C	D SPOT	NNTB-S	+34.4	Ito, Satoshi	20.1	-1.7
13	2025/01/27	11:40	12.7	2	C	D SPOT	NNTB-S	+34.6	Miyazaki, Isao	14.1	-1.4
14	2025/01/27	13:07	13.1	2	C	D SPOT	NNTB-S	+34.3	Olivetti, Tiziano	13.9	-0.8
15	2025/01/28	08:25	10.7	2	C	D SPOT	NNTB-S	+34.5	Suzuki, Kunihiko	11.6	-0.9
16	2025/01/29	12:19	10.4	2	C	D SPOT	NNTB-S	+35.6	Miyazaki, Isao	8.2	+2.2
17	2025/01/30	09:26	5.6	2	C	D SPOT	NNTB-S	+35.1	Kumamori, Teruaki	5.7	-0.1
18	2025/02/01	10:44	0.1	2	C	D SPOT	NNTB-S	+35.0	Go, Christopher	359.8	+0.3
19	2025/02/01	20:23	358.8	2	C	D SPOT	NNTB-S	+35.1	Pellier, Christophe	358.6	+0.2
20	2025/02/02	17:19	355.5	2	C	D SPOT	NNTB-S	+34.3	Dauvergne, Jean-Luc	356.1	-0.6
21	2025/02/05	12:33	348.7	2	C	D SPOT	NNTB-S	+35.3	Olivetti, Tiziano	348.0	+0.7
22	2025/02/06	09:15	346.6	2	C	D SPOT	NNTB-S	+35.1	Kumamori, Teruaki	345.5	+1.1
23	2025/02/08	10:10	339.1	2	C	D SPOT	NNTB-S	+34.4	Go, Christopher	339.7	-0.6
24	2025/02/10	11:44	332.7	2	C	D SPOT	NNTB-S	+35.4	Olivetti, Tiziano	333.7	-1.0
25	2025/02/11	09:10	329.5	2	C	D PROJ	NNTB-S	+34.0	Kumamori, Teruaki	331.1	-1.6
26	2025/02/13	10:32	325.2	2	C	D PROJ	NNTB-S	+34.7	Ito, Satoshi	325.2	0.0
27	2025/02/15	11:30	318.2	2	C	D SPOT	NNTB-S	+33.9	Go, Christopher	319.3	-1.1
28	2025/02/17	11:42	315.4	2	C	D SPOT	NNTB-S	+34.6	Miyazaki, Isao	313.5	+1.9
29	2025/02/17	12:57	313.6	2	C	D SPOT	NNTB-S	+34.1	Olivetti, Tiziano	313.4	+0.2
30	2025/02/18	17:25	310.9	2	C	D SPOT	NNTB-S	+33.7	Dauvergne, Jean-Luc	309.9	+1.0
31	2025/02/20	10:11	306.5	2	C	D PROJ	NNTB-S	+34.7	Ito, Satoshi	305.0	+1.5