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: 8/13/2025

Index	Date	Time (GOES-17)	GOES-17 Lat,Lon	NOAA-20 Lat,Lon	Distance(km)	Time Diff (sec)
1	08/14/2025	19:29:44	0.15, -89.52	-0.33, -91.65	243.32	80
2	08/15/2025	19:13:40	0.15, -89.52	0.71, -87.12	273.38	80
3	08/17/2025	07:32:46	-0.16, -89.47	0.52, -92.38	331.52	80
4	08/18/2025	07:16:42	-0.16, -89.47	-0.52, -87.85	185.04	80
5	08/19/2025	19:35:59	0.17, -89.52	-0.61, -93.16	414.82	80
6	08/20/2025	19:19:53	0.17, -89.52	0.36, -88.62	102.22	80
7	08/23/2025	07:22:56	-0.18, -89.50	-0.24, -89.36	16.31	80
8	08/25/2025	19:23:27	0.19, -89.56	0.04, -90.12	64.30	80
9	08/26/2025	19:07:23	0.18, -89.58	1.08, -85.59	453.87	80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 8/13/2025

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 08/13/2025 in txt file.

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