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: 8/28/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 08/29/2025 07:07:44 -0.19, -89.49 -0.90, -86.32 361.86 80
2 08/30/2025 19:29:41 0.20, -89.54 -0.27, -91.62 237.32 80
3 08/31/2025 19:13:36 0.20, -89.54 0.78, -87.09 279.99 80
4 09/02/2025 07:35:22 -0.21, -89.51 0.43, -92.35 323.28 80
5 09/03/2025 07:13:58 -0.21, -89.52 -0.62, -87.82 193.92 80
6 09/04/2025 19:35:53 0.22, -89.56 -0.60, -93.11 405.16 80
7 09/05/2025 19:19:49 0.22, -89.57 0.45, -88.59 112.55 80
8 09/07/2025 07:41:35 -0.22, -89.55 0.76, -93.84 489.50 80
9 09/08/2025 07:20:11 -0.22, -89.56 -0.29, -89.32 28.34 80
10 09/10/2025 19:23:21 0.22, -89.62 0.15, -90.09 52.14 80
11 09/11/2025 19:07:16 0.22, -89.64 1.15, -85.55 465.99 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 8/28/2025
SNOs_Map_GOES-17_NOAA-20_20250829.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 08/28/2025 in txt file.

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