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: 10/2/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/03/2025 07:33:00 -0.23, -89.48 0.10, -90.83 155.08 80
2 10/04/2025 07:11:37 -0.25, -89.48 -0.96, -86.32 360.89 80
3 10/05/2025 19:36:16 0.23, -89.51 -0.23, -91.62 239.70 80
4 10/06/2025 19:14:52 0.24, -89.52 0.78, -87.09 276.94 80
5 10/08/2025 07:39:21 -0.22, -89.50 0.43, -92.35 325.31 80
6 10/09/2025 07:17:58 -0.23, -89.50 -0.58, -87.82 190.83 80
7 10/10/2025 19:42:36 0.21, -89.53 -0.58, -93.13 410.22 80
8 10/11/2025 19:21:13 0.22, -89.54 0.44, -88.61 106.28 80
9 10/13/2025 07:45:42 -0.20, -89.52 0.76, -93.87 495.26 80
10 10/14/2025 07:24:19 -0.22, -89.53 -0.26, -89.34 21.01 80
11 10/16/2025 19:30:12 0.21, -89.57 0.10, -90.12 62.24 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 10/2/2025
SNOs_Map_GOES-17_NPP_20251003.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 10/02/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP