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: 7/29/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/31/2025 07:28:56 -0.10, -89.49 0.20, -90.70 139.41 80
2 08/01/2025 07:12:51 -0.10, -89.49 -0.83, -86.17 377.93 80
3 08/02/2025 19:32:08 0.11, -89.54 -0.31, -91.48 221.46 80
4 08/03/2025 19:16:04 0.11, -89.54 0.72, -86.95 295.84 80
5 08/05/2025 07:35:11 -0.13, -89.51 0.46, -92.21 307.43 80
6 08/06/2025 07:19:06 -0.13, -89.52 -0.51, -87.67 209.93 80
7 08/07/2025 19:38:23 0.14, -89.56 -0.62, -92.98 389.31 80
8 08/08/2025 19:22:19 0.14, -89.57 0.41, -88.45 128.32 80
9 08/10/2025 07:41:25 -0.15, -89.55 0.82, -93.70 474.13 80
10 08/11/2025 07:25:20 -0.14, -89.56 -0.22, -89.17 43.81 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 7/29/2025
SNOs_Map_GOES-17_NPP_20250730.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 07/29/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP