Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-14 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/7/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/08/2025 08:42:19 -0.94,-108.28 -0.92,-108.42 15.63 80
2 09/10/2025 20:45:36 0.92,-108.29 0.72,-109.20 103.58 80
3 09/11/2025 20:26:53 0.94,-108.30 1.74,-104.67 412.86 80
4 09/13/2025 08:48:43 -0.91,-108.32 -0.56,-109.95 185.36 80
5 09/14/2025 08:27:21 -0.94,-108.32 -1.59,-105.42 329.99 80
6 09/15/2025 20:52:00 0.90,-108.31 0.38,-110.73 275.49 80
7 09/16/2025 20:30:38 0.93,-108.32 1.41,-106.21 240.59 80
8 09/18/2025 08:55:07 -0.89,-108.35 -0.17,-111.47 356.15 80
9 09/19/2025 08:33:46 -0.92,-108.35 -1.26,-106.96 159.54 80
10 09/20/2025 20:58:24 0.86,-108.34 0.01,-112.26 445.67 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 9/7/2025
SNOs_Map_GOES-14_NPP_20250908.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 09/07/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP