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: 9/6/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/08/2025 09:30:14 0.55, 61.38 0.06, 59.07 263.15 80
2 09/09/2025 09:14:12 0.56, 61.37 1.08, 63.59 254.34 80
3 09/10/2025 21:36:01 -0.54, 61.39 0.15, 58.33 349.25 80
4 09/11/2025 21:14:38 -0.55, 61.39 -0.87, 62.85 166.90 80
5 09/13/2025 09:36:38 0.54, 61.34 -0.34, 57.55 432.47 80
6 09/14/2025 09:20:35 0.55, 61.33 0.69, 62.07 83.99 80
7 09/16/2025 21:23:43 -0.55, 61.36 -0.54, 61.32 4.15 80
8 09/19/2025 09:24:20 0.54, 61.31 0.39, 60.53 88.62 80
9 09/20/2025 09:08:17 0.56, 61.30 1.42, 65.05 427.83 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 9/6/2025
SNOs_Map_GOES-15_NPP_20250907.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 09/06/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP