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: 3/15/2025

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	-71.06, 71.16	108.25	03/18/2025	18:51:54	-71.03, 69.74	108.19	51.27	71
2	03/18/2025	19:43:59	71.45,-122.21	72.16	03/18/2025	19:42:47	71.45,-122.26	72.17	1.63	72
3	03/18/2025	20:34:43	-71.48, 45.04	107.83	03/18/2025	20:33:42	-71.48, 45.06	107.82	0.80	61
4	03/18/2025	21:25:30	71.51,-147.70	72.19	03/18/2025	21:24:43	71.49,-147.68	72.18	2.77	47
5	03/18/2025	22:16:13	-71.49, 19.65	107.84	03/18/2025	22:15:38	-71.51, 19.65	107.81	2.47	35
6	03/18/2025	23:07:00	71.52,-173.09	72.18	03/18/2025	23:06:39	71.52,-173.09	72.18	0.35	21
7	03/18/2025	23:57:44	-71.55, -5.83	107.81	03/18/2025	23:57:34	-71.55, -5.77	107.81	2.21	10
8	03/19/2025	00:48:30	71.53, 161.52	72.16	03/19/2025	00:48:35	71.56, 161.49	72.19	3.43	5
9	03/19/2025	01:39:14	-71.56, -31.23	107.82	03/19/2025	01:39:30	-71.59, -31.19	107.80	2.94	16
10	03/19/2025	02:30:01	71.59, 136.03	72.20	03/19/2025	02:30:31	71.60, 136.08	72.20	1.80	30
11	03/19/2025	03:20:44	-71.57, -56.62	107.84	03/19/2025	03:21:27	-71.57, -56.70	107.85	2.84	43
12	03/19/2025	04:11:31	71.60, 110.64	72.18	03/19/2025	04:12:28	71.58, 110.57	72.16	3.22	57
13	03/19/2025	05:02:15	-71.64, -82.10	107.80	03/19/2025	05:03:23	-71.61, -82.11	107.84	2.93	68
14	03/19/2025	05:53:07	71.92, 84.67	72.50	03/19/2025	05:54:19	71.88, 85.64	72.39	33.79	72
15	03/19/2025	06:43:59	-72.36,-108.86	107.04	03/19/2025	06:45:06	-72.30,-106.24	107.23	88.60	67

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/15/2025

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 03/15/2025 in txt file.

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