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: 8/14/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/14/2025 20:49:40 0.89,-108.06 0.29,-110.60 289.94 4
2 08/15/2025 20:32:19 0.88,-108.07 1.33,-106.07 228.50 80
3 08/17/2025 08:54:07 -0.90,-108.08 -0.18,-111.33 370.96 80
4 08/18/2025 08:33:36 -0.90,-108.08 -1.17,-106.79 146.70 25
5 08/19/2025 20:54:39 0.92,-108.10 0.03,-112.10 455.64 80
6 08/20/2025 20:38:33 0.92,-108.11 1.02,-107.56 62.65 80
7 08/23/2025 08:41:35 -0.92,-108.14 -0.86,-108.28 17.46 80
8 08/25/2025 20:42:07 0.93,-108.18 0.73,-109.06 100.42 80
9 08/26/2025 20:26:02 0.93,-108.19 1.77,-104.53 418.24 80
10 08/28/2025 08:47:49 -0.93,-108.22 -0.58,-109.78 178.60 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 8/14/2025
SNOs_Map_GOES-14_NPP_20250815.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 08/14/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP