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: 8/24/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/26/2025 07:44:17 -0.19, -89.48 0.73, -93.70 481.07 80
2 08/27/2025 07:22:54 -0.19, -89.48 -0.27, -89.18 35.15 80
3 08/29/2025 19:26:12 0.20, -89.54 0.09, -89.96 49.04 80
4 08/30/2025 19:10:10 0.20, -89.54 1.09, -85.44 467.30 80
5 09/01/2025 07:32:01 -0.20, -89.51 0.05, -90.72 137.62 80
6 09/02/2025 07:10:38 -0.21, -89.52 -0.96, -86.20 378.57 80
7 09/03/2025 19:32:39 0.21, -89.56 -0.22, -91.51 221.82 80
8 09/04/2025 19:16:36 0.22, -89.57 0.79, -86.99 294.76 80
9 09/06/2025 07:38:26 -0.22, -89.55 0.41, -92.26 309.15 80
10 09/07/2025 07:17:04 -0.22, -89.56 -0.60, -87.73 207.58 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 8/24/2025
SNOs_Map_GOES-17_NPP_20250825.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 08/24/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP