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: 8/14/2025

Index	Date	Time (GOES-17)	GOES-17 Lat,Lon	NOAA-20 Lat,Lon	Distance(km)	Time Diff (sec)
1	08/15/2025	19:13:39	0.15, -89.52	0.67, -87.12	273.48	80
2	08/17/2025	07:32:46	-0.16, -89.47	0.49, -92.38	331.55	80
3	08/18/2025	07:16:42	-0.16, -89.47	-0.55, -87.85	185.04	80
4	08/19/2025	19:35:58	0.17, -89.52	-0.65, -93.15	414.61	80
5	08/20/2025	19:19:54	0.17, -89.52	0.39, -88.63	102.46	80
6	08/23/2025	07:21:35	-0.18, -89.50	-0.21, -89.35	16.23	1
7	08/25/2025	19:23:28	0.19, -89.57	0.07, -90.13	63.86	80
8	08/26/2025	19:07:22	0.18, -89.58	1.06, -85.59	454.31	80
9	08/28/2025	07:29:09	-0.19, -89.56	0.11, -90.86	148.06	80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 8/14/2025

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 08/14/2025 in txt file.

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