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: 3/16/2025

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	-71.03, 71.21	108.29	03/18/2025	18:51:54	-71.06, 69.79	108.17	51.40	71
2	03/18/2025	19:44:00	71.47,-122.25	72.18	03/18/2025	19:42:47	71.48,-122.20	72.20	2.13	73
3	03/18/2025	20:34:43	-71.45, 45.10	107.86	03/18/2025	20:33:43	-71.46, 45.02	107.84	2.85	60
4	03/18/2025	21:25:30	71.48,-147.64	72.16	03/18/2025	21:24:44	71.47,-147.71	72.16	2.87	46
5	03/18/2025	22:16:14	-71.51, 19.62	107.82	03/18/2025	22:15:39	-71.49, 19.61	107.83	2.14	35
6	03/18/2025	23:07:01	71.54,-173.13	72.20	03/18/2025	23:06:39	71.55,-173.03	72.21	3.62	22
7	03/18/2025	23:57:44	-71.52, -5.78	107.84	03/18/2025	23:57:35	-71.53, -5.81	107.83	1.49	9
8	03/19/2025	00:48:31	71.55, 161.48	72.18	03/19/2025	00:48:36	71.54, 161.46	72.17	1.36	5
9	03/19/2025	01:39:15	-71.58, -31.26	107.80	03/19/2025	01:39:31	-71.57, -31.23	107.82	2.27	16
10	03/19/2025	02:30:01	71.56, 136.09	72.16	03/19/2025	02:30:32	71.58, 136.04	72.18	2.66	31
11	03/19/2025	03:20:45	-71.59, -56.65	107.82	03/19/2025	03:21:27	-71.60, -56.64	107.82	1.08	42
12	03/19/2025	04:11:32	71.62, 110.60	72.20	03/19/2025	04:12:28	71.61, 110.63	72.18	1.07	56
13	03/19/2025	05:02:15	-71.66, -82.14	107.78	03/19/2025	05:03:22	-71.64, -82.06	107.81	3.33	67
14	03/19/2025	05:53:07	71.94, 84.64	72.52	03/19/2025	05:54:18	71.91, 85.70	72.42	36.78	71
15	03/19/2025	06:43:59	-72.38,-108.89	107.02	03/19/2025	06:45:05	-72.33,-106.18	107.21	91.71	66

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/16/2025

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 03/16/2025 in txt file.

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