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: 2/15/2025

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	-70.99, -32.87	98.97	93.24	67
2	02/23/2025	02:32:11	71.34, 136.43	81.24	02/23/2025	02:31:00	71.32, 134.99	81.31	51.58	71
3	02/23/2025	03:23:02	-71.73, -56.95	98.36	02/23/2025	03:21:53	-71.75, -56.97	98.32	2.07	69
4	02/23/2025	04:13:49	71.76, 110.31	81.66	02/23/2025	04:12:48	71.77, 110.34	81.69	1.89	61
5	02/23/2025	05:04:33	-71.79, -82.43	98.32	02/23/2025	05:03:49	-71.79, -82.38	98.31	1.77	44
6	02/23/2025	05:55:19	71.76, 84.93	81.64	02/23/2025	05:54:45	71.76, 84.84	81.65	3.14	34
7	02/23/2025	06:46:03	-71.79,-107.81	98.35	02/23/2025	06:45:46	-71.78,-107.88	98.35	2.76	17
8	02/23/2025	07:36:50	71.82, 59.45	81.67	02/23/2025	07:36:41	71.81, 59.43	81.66	1.44	9
9	02/23/2025	08:27:34	-71.85,-133.28	98.31	02/23/2025	08:27:42	-71.82,-133.29	98.34	2.50	8
10	02/23/2025	09:18:21	71.87, 33.98	81.71	02/23/2025	09:18:37	71.85, 34.03	81.68	3.31	16
11	02/23/2025	10:09:04	-71.85,-158.66	98.34	02/23/2025	10:09:38	-71.86,-158.69	98.33	2.00	34
12	02/23/2025	10:59:51	71.88, 8.60	81.68	02/23/2025	11:00:33	71.89, 8.63	81.69	1.84	42
13	02/23/2025	11:50:35	-71.90, 175.86	98.30	02/23/2025	11:51:34	-71.91, 175.90	98.32	1.41	59
14	02/23/2025	12:41:21	71.88, -16.78	81.66	02/23/2025	12:42:30	71.88, -16.88	81.65	3.18	69
15	02/23/2025	13:32:13	-72.32, 149.70	97.88	02/23/2025	13:33:24	-72.25, 151.10	98.03	48.10	71
16	02/23/2025	14:23:06	72.65, -43.67	82.48	02/23/2025	14:24:12	72.63, -40.84	82.30	93.69	66

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 2/15/2025

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 02/15/2025 in txt file.

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