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: 2/13/2025

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	92.62	67
2	02/23/2025	02:32:11	71.35, 136.43	81.24	02/23/2025	02:31:00	71.33, 135.00	81.32	50.94	71
3	02/23/2025	03:23:02	-71.74, -56.96	98.35	02/23/2025	03:21:53	-71.76, -56.96	98.32	2.24	69
4	02/23/2025	04:13:49	71.76, 110.30	81.67	02/23/2025	04:12:48	71.78, 110.35	81.69	2.32	61
5	02/23/2025	05:04:33	-71.79, -82.43	98.32	02/23/2025	05:03:49	-71.80, -82.36	98.31	2.46	44
6	02/23/2025	05:55:19	71.77, 84.92	81.64	02/23/2025	05:54:45	71.77, 84.85	81.66	2.48	34
7	02/23/2025	06:46:03	-71.79,-107.81	98.34	02/23/2025	06:45:46	-71.79,-107.87	98.34	2.04	17
8	02/23/2025	07:36:50	71.82, 59.44	81.68	02/23/2025	07:36:41	71.81, 59.45	81.67	1.24	9
9	02/23/2025	08:27:34	-71.85,-133.29	98.31	02/23/2025	08:27:42	-71.83,-133.27	98.33	2.19	8
10	02/23/2025	09:18:20	71.83, 34.06	81.66	02/23/2025	09:18:37	71.85, 34.04	81.68	3.16	17
11	02/23/2025	10:09:04	-71.85,-158.67	98.33	02/23/2025	10:09:38	-71.87,-158.68	98.32	2.13	34
12	02/23/2025	10:59:51	71.88, 8.59	81.69	02/23/2025	11:00:33	71.89, 8.64	81.69	2.36	42
13	02/23/2025	11:50:35	-71.91, 175.86	98.30	02/23/2025	11:51:34	-71.91, 175.92	98.31	2.16	59
14	02/23/2025	12:41:21	71.88, -16.79	81.67	02/23/2025	12:42:30	71.89, -16.87	81.66	2.49	69
15	02/23/2025	13:32:13	-72.32, 149.69	97.88	02/23/2025	13:33:24	-72.26, 151.12	98.03	48.71	71
16	02/23/2025	14:23:06	72.65, -43.68	82.48	02/23/2025	14:24:12	72.63, -40.83	82.30	94.40	66

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 2/13/2025

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 02/13/2025 in txt file.

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