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: 10/6/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/07/2025 21:30:30 -0.46, 61.38 -0.08, 59.78 182.75 80
2 10/08/2025 21:09:08 -0.49, 61.39 -1.14, 64.30 331.52 80
3 10/10/2025 09:33:45 0.43, 61.38 -0.08, 59.00 270.75 80
4 10/11/2025 09:12:22 0.46, 61.39 0.93, 63.53 244.03 80
5 10/12/2025 21:36:51 -0.40, 61.42 0.28, 58.27 358.69 80
6 10/13/2025 21:15:28 -0.44, 61.44 -0.73, 62.80 154.75 80
7 10/15/2025 09:40:05 0.38, 61.45 -0.47, 57.50 449.44 80
8 10/16/2025 09:18:41 0.42, 61.46 0.55, 62.03 65.17 80
9 10/18/2025 21:24:27 -0.39, 61.49 -0.36, 61.29 21.85 80
10 10/19/2025 21:03:04 -0.43, 61.50 -1.38, 65.82 491.70 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 10/6/2025
SNOs_Map_GOES-15_NPP_20251007.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 10/06/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP