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: 6/23/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/25/2025 09:35:39 0.22, 61.25 -0.59, 57.55 420.79 80
2 06/26/2025 09:19:35 0.21, 61.25 0.41, 62.09 96.09 80
3 06/28/2025 21:22:39 -0.22, 61.31 -0.26, 61.35 5.83 80
4 07/01/2025 09:23:11 0.24, 61.25 0.07, 60.59 75.71 80
5 07/02/2025 09:07:07 0.22, 61.25 1.07, 65.12 441.29 80
6 07/03/2025 21:26:16 -0.26, 61.31 0.08, 59.85 166.50 80
7 07/04/2025 21:10:12 -0.25, 61.31 -0.93, 64.38 350.03 80
8 07/06/2025 09:29:29 0.28, 61.26 -0.20, 59.07 249.16 80
9 07/07/2025 09:13:24 0.27, 61.26 0.81, 63.60 267.01 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 6/23/2025
SNOs_Map_GOES-15_NPP_20250624.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 06/23/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP