Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/17/2025

Index	Date	Time (GOES-17)	GOES-17 Lat,Lon	NOAA-20 Lat,Lon	Distance(km)	Time Diff (sec)
1	07/18/2025	19:35:58	0.07, -89.52	-0.75, -93.19	417.22	80
2	07/19/2025	19:19:53	0.06, -89.52	0.26, -88.65	99.14	80
3	07/22/2025	07:22:57	-0.08, -89.49	-0.12, -89.40	11.43	80
4	07/24/2025	19:23:29	0.08, -89.53	-0.07, -90.16	72.83	80
5	07/25/2025	19:07:25	0.08, -89.53	0.95, -85.63	444.25	80
6	07/27/2025	07:26:33	-0.09, -89.51	0.20, -90.90	158.86	80
7	07/28/2025	07:10:28	-0.09, -89.52	-0.82, -86.37	358.82	80
8	07/29/2025	19:29:45	0.10, -89.57	-0.39, -91.67	240.09	80
9	07/30/2025	19:13:40	0.09, -89.58	0.63, -87.14	277.78	80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 7/17/2025

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 07/17/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-20