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: 10/7/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/08/2025 21:09:08 -0.49, 61.39 -1.13, 64.30 331.70 80
2 10/10/2025 09:33:45 0.43, 61.38 -0.09, 59.01 270.10 80
3 10/11/2025 09:12:22 0.46, 61.38 0.92, 63.54 244.84 80
4 10/12/2025 21:36:51 -0.41, 61.41 0.29, 58.27 357.90 80
5 10/13/2025 21:15:28 -0.44, 61.43 -0.78, 62.79 155.69 80
6 10/15/2025 09:40:05 0.38, 61.44 -0.49, 57.50 448.09 80
7 10/16/2025 09:18:41 0.42, 61.44 0.53, 62.03 66.73 80
8 10/18/2025 21:24:27 -0.39, 61.47 -0.34, 61.30 20.21 80
9 10/19/2025 21:03:05 -0.43, 61.49 -1.42, 65.81 493.45 80
10 10/21/2025 09:27:40 0.36, 61.50 0.11, 60.54 110.80 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 10/7/2025
SNOs_Map_GOES-15_NPP_20251008.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 10/07/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP