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: 8/15/2025

Index	Date	Time (GOES-17)	GOES-17 Lat,Lon	NOAA-20 Lat,Lon	Distance(km)	Time Diff (sec)
1	08/17/2025	07:32:47	-0.16, -89.47	0.46, -92.39	331.66	80
2	08/18/2025	07:16:41	-0.16, -89.47	-0.51, -87.85	184.94	80
3	08/19/2025	19:35:59	0.17, -89.52	-0.62, -93.16	414.50	80
4	08/20/2025	19:19:53	0.17, -89.52	0.36, -88.62	102.57	80
5	08/23/2025	07:22:56	-0.18, -89.50	-0.24, -89.36	16.38	80
6	08/25/2025	19:23:27	0.19, -89.57	0.04, -90.12	63.76	80
7	08/26/2025	19:07:22	0.18, -89.58	1.08, -85.59	454.43	80
8	08/28/2025	07:29:10	-0.19, -89.56	0.08, -90.86	148.15	80
9	08/29/2025	07:07:44	-0.19, -89.57	-0.91, -86.32	369.92	80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 8/15/2025

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 08/15/2025 in txt file.

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