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: 9/11/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/11/2025 20:26:53 0.94,-108.31 1.74,-104.67 413.61 80
2 09/13/2025 08:48:43 -0.91,-108.32 -0.56,-109.95 185.23 80
3 09/14/2025 08:27:21 -0.94,-108.32 -1.59,-105.42 330.20 80
4 09/15/2025 20:52:00 0.90,-108.32 0.38,-110.73 274.34 80
5 09/16/2025 20:30:38 0.93,-108.33 1.41,-106.21 241.85 80
6 09/18/2025 08:55:07 -0.89,-108.35 -0.17,-111.47 355.48 80
7 09/19/2025 08:33:46 -0.92,-108.36 -1.26,-106.96 160.29 80
8 09/20/2025 20:58:24 0.87,-108.36 0.00,-112.25 444.03 80
9 09/21/2025 20:37:01 0.90,-108.37 1.04,-107.73 72.61 80
10 09/24/2025 08:42:48 -0.87,-108.42 -0.83,-108.47 7.58 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 9/11/2025
SNOs_Map_GOES-14_NPP_20250912.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 09/11/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP