Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/18/2025

Index	Date (NOAA-20)	Time (NOAA-20)	Lat,Lon (NOAA-20)	SZA (NOAA-20 )	Date (NOAA-19)	Time (NOAA-19)	Lat,Lon (NOAA-19)	SZA (NOAA-19 )	Distance(km)	Time Diff (sec)
1	03/18/2025	18:53:05	-71.05, 71.17	108.26	03/18/2025	18:51:54	-71.04, 69.75	108.19	51.24	71
2	03/18/2025	19:43:59	71.44,-122.19	72.14	03/18/2025	19:42:47	71.46,-122.24	72.18	3.12	72
3	03/18/2025	20:34:43	-71.47, 45.06	107.84	03/18/2025	20:33:42	-71.49, 45.08	107.81	1.42	61
4	03/18/2025	21:25:30	71.50,-147.68	72.18	03/18/2025	21:24:43	71.50,-147.66	72.19	0.76	47
5	03/18/2025	22:16:14	-71.54, 19.57	107.80	03/18/2025	22:15:38	-71.52, 19.66	107.81	3.35	36
6	03/18/2025	23:07:00	71.51,-173.07	72.16	03/18/2025	23:06:39	71.53,-173.07	72.19	2.81	21
7	03/18/2025	23:57:44	-71.55, -5.82	107.81	03/18/2025	23:57:34	-71.56, -5.76	107.80	2.57	10
8	03/19/2025	00:48:31	71.57, 161.44	72.20	03/19/2025	00:48:35	71.57, 161.51	72.20	2.41	4
9	03/19/2025	01:39:14	-71.56, -31.21	107.83	03/19/2025	01:39:31	-71.54, -31.27	107.84	2.44	17
10	03/19/2025	02:30:01	71.58, 136.05	72.19	03/19/2025	02:30:32	71.56, 136.00	72.16	3.20	31
11	03/19/2025	03:20:44	-71.57, -56.60	107.85	03/19/2025	03:21:27	-71.58, -56.69	107.84	3.28	43
12	03/19/2025	04:11:31	71.59, 110.66	72.17	03/19/2025	04:12:28	71.59, 110.59	72.16	2.53	57
13	03/19/2025	05:02:15	-71.63, -82.09	107.81	03/19/2025	05:03:23	-71.62, -82.10	107.83	1.31	68
14	03/19/2025	05:53:07	71.91, 84.69	72.49	03/19/2025	05:54:19	71.89, 85.66	72.40	33.42	72
15	03/19/2025	06:43:59	-72.36,-108.84	107.05	03/19/2025	06:45:06	-72.31,-106.22	107.23	88.45	67

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/18/2025

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 03/18/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and NOAA-19