Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/30/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/31/2025 21:23:10 -0.55, 61.54 -0.54, 61.40 16.24 80
2 09/03/2025 09:23:48 0.55, 61.47 0.37, 60.61 97.41 80
3 09/04/2025 09:07:46 0.56, 61.45 1.39, 65.13 419.54 80
4 09/05/2025 21:29:36 -0.55, 61.48 -0.20, 59.86 184.84 80
5 09/06/2025 21:08:14 -0.56, 61.48 -1.22, 64.38 331.33 80
6 09/08/2025 09:30:14 0.55, 61.42 0.05, 59.07 267.83 80
7 09/09/2025 09:14:12 0.56, 61.41 1.08, 63.59 248.90 80
8 09/10/2025 21:36:01 -0.54, 61.44 0.17, 58.33 354.92 80
9 09/11/2025 21:14:38 -0.55, 61.44 -0.86, 62.85 160.50 80
10 09/13/2025 09:36:38 0.53, 61.41 -0.35, 57.55 440.88 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 8/30/2025
SNOs_Map_GOES-15_NPP_20250831.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 08/30/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP