Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/31/2025

Index	Date	Time (GOES-15)	GOES-15 Lat,Lon	NOAA-20 Lat,Lon	Distance(km)	Time Diff (sec)
1	09/01/2025	21:26:33	-0.55, 61.53	-0.14, 59.77	200.75	80
2	09/02/2025	21:05:09	-0.56, 61.52	-1.19, 64.30	316.83	80
3	09/04/2025	09:27:04	0.55, 61.45	-0.02, 59.00	279.69	80
4	09/05/2025	09:10:59	0.56, 61.44	1.03, 63.53	238.40	80
5	09/06/2025	21:32:46	-0.55, 61.47	0.17, 58.27	364.22	80
6	09/07/2025	21:11:21	-0.56, 61.46	-0.88, 62.80	153.06	80
7	09/09/2025	09:33:17	0.55, 61.41	-0.32, 57.50	444.70	80
8	09/10/2025	09:17:11	0.55, 61.40	0.69, 62.04	72.98	80
9	09/12/2025	21:20:13	-0.55, 61.43	-0.55, 61.31	13.30	80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 8/31/2025

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 08/31/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NOAA-20