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: 10/3/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/04/2025 07:11:37 -0.25, -89.48 -0.96, -86.32 360.86 80
2 10/05/2025 19:36:16 0.23, -89.52 -0.23, -91.62 239.59 80
3 10/06/2025 19:14:52 0.24, -89.52 0.78, -87.09 277.09 80
4 10/08/2025 07:39:21 -0.22, -89.50 0.43, -92.35 325.18 80
5 10/09/2025 07:17:58 -0.23, -89.51 -0.58, -87.83 190.98 80
6 10/10/2025 19:42:36 0.21, -89.53 -0.57, -93.13 409.93 80
7 10/11/2025 19:21:13 0.22, -89.54 0.45, -88.61 106.62 80
8 10/13/2025 07:45:42 -0.20, -89.53 0.75, -93.87 494.94 80
9 10/14/2025 07:24:19 -0.22, -89.53 -0.27, -89.34 21.39 80
10 10/16/2025 19:30:12 0.21, -89.57 0.11, -90.12 61.74 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 10/3/2025
SNOs_Map_GOES-17_NPP_20251004.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 10/03/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP