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: 8/28/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/29/2025 09:20:02 0.54, 61.53 0.68, 62.15 71.03 80
2 08/31/2025 21:23:10 -0.55, 61.55 -0.49, 61.41 16.78 80
3 09/01/2025 21:01:48 -0.55, 61.54 -1.56, 65.92 499.81 80
4 09/03/2025 09:23:49 0.55, 61.47 0.38, 60.61 98.40 80
5 09/04/2025 09:07:46 0.56, 61.46 1.39, 65.13 418.41 80
6 09/05/2025 21:29:36 -0.55, 61.50 -0.20, 59.86 186.21 80
7 09/06/2025 21:08:14 -0.56, 61.49 -1.22, 64.38 329.80 80
8 09/08/2025 09:30:13 0.55, 61.44 -0.01, 59.08 269.64 80
9 09/09/2025 09:14:11 0.56, 61.43 1.01, 63.60 246.91 80
10 09/10/2025 21:36:01 -0.54, 61.46 0.18, 58.33 357.17 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 8/28/2025
SNOs_Map_GOES-15_NPP_20250829.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 08/28/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP