Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/22/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/24/2025 07:39:38 -0.17, -89.49 0.49, -92.34 325.10 80
2 10/25/2025 07:18:14 -0.19, -89.49 -0.54, -87.81 190.32 80
3 10/26/2025 19:42:51 0.16, -89.50 -0.64, -93.12 411.51 80
4 10/27/2025 19:21:28 0.18, -89.50 0.40, -88.59 104.46 80
5 10/29/2025 07:45:56 -0.14, -89.49 0.85, -93.84 496.82 80
6 10/30/2025 07:24:33 -0.17, -89.49 -0.19, -89.32 18.90 80
7 11/01/2025 19:30:26 0.15, -89.50 0.02, -90.08 66.30 80
8 11/02/2025 19:09:02 0.17, -89.51 1.06, -85.56 450.28 80
9 11/04/2025 07:33:30 -0.13, -89.50 0.17, -90.81 149.69 80
10 11/05/2025 07:12:07 -0.15, -89.50 -0.87, -86.29 366.39 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 10/22/2025
SNOs_Map_GOES-17_NPP_20251023.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 10/22/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP