Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 2/20/2025

Index	Date (NOAA-21)	Time (NOAA-21)	Lat,Lon (NOAA-21)	SZA (NOAA-21 )	Date (NOAA-19)	Time (NOAA-19)	Lat,Lon (NOAA-19)	SZA (NOAA-19 )	Distance(km)	Time Diff (sec)
1	02/23/2025	01:41:18	-71.01, -30.30	99.11	02/23/2025	01:40:11	-71.00, -32.86	98.96	92.64	67
2	02/23/2025	02:32:11	71.34, 136.44	81.23	02/23/2025	02:31:00	71.34, 135.01	81.33	50.98	71
3	02/23/2025	03:23:02	-71.73, -56.95	98.36	02/23/2025	03:21:53	-71.76, -56.95	98.31	3.14	69
4	02/23/2025	04:13:49	71.75, 110.32	81.66	02/23/2025	04:12:49	71.74, 110.27	81.66	2.50	60
5	02/23/2025	05:04:33	-71.79, -82.42	98.32	02/23/2025	05:03:49	-71.80, -82.36	98.30	2.83	44
6	02/23/2025	05:55:20	71.81, 84.84	81.69	02/23/2025	05:54:45	71.78, 84.87	81.67	3.39	35
7	02/23/2025	06:46:03	-71.79,-107.81	98.35	02/23/2025	06:45:46	-71.79,-107.86	98.34	1.96	17
8	02/23/2025	07:36:50	71.81, 59.46	81.67	02/23/2025	07:36:41	71.82, 59.46	81.68	0.96	9
9	02/23/2025	08:27:34	-71.85,-133.28	98.31	02/23/2025	08:27:42	-71.83,-133.27	98.33	1.46	8
10	02/23/2025	09:18:21	71.87, 33.99	81.70	02/23/2025	09:18:37	71.86, 34.06	81.69	2.51	16
11	02/23/2025	10:09:04	-71.85,-158.66	98.34	02/23/2025	10:09:38	-71.87,-158.67	98.32	2.83	34
12	02/23/2025	10:59:51	71.87, 8.60	81.68	02/23/2025	11:00:34	71.85, 8.55	81.66	2.60	43
13	02/23/2025	11:50:35	-71.90, 175.86	98.30	02/23/2025	11:51:34	-71.92, 175.92	98.31	2.42	59
14	02/23/2025	12:41:21	71.87, -16.78	81.66	02/23/2025	12:42:30	71.90, -16.85	81.67	3.44	69
15	02/23/2025	13:32:13	-72.32, 149.70	97.88	02/23/2025	13:33:24	-72.26, 151.12	98.03	48.63	71
16	02/23/2025	14:23:06	72.65, -43.66	82.47	02/23/2025	14:24:12	72.64, -40.81	82.31	94.31	66

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 2/20/2025

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 02/20/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and NOAA-19