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: 10/18/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/20/2025 08:55:48 -0.56,-108.48 0.08,-111.47 339.47 80
2 10/21/2025 08:34:25 -0.62,-108.48 -0.94,-106.94 175.23 80
3 10/22/2025 20:59:00 0.50,-108.45 -0.36,-112.21 429.71 80
4 10/23/2025 20:37:38 0.57,-108.45 0.73,-107.70 85.43 80
5 10/26/2025 08:42:18 -0.51,-108.49 -0.51,-108.42 6.97 15
6 10/28/2025 20:46:34 0.46,-108.44 0.26,-109.18 84.71 80
7 10/29/2025 20:25:12 0.53,-108.44 1.36,-104.66 430.09 80
8 10/31/2025 08:49:39 -0.41,-108.48 -0.06,-109.90 162.54 80
9 11/01/2025 08:28:17 -0.48,-108.48 -1.16,-105.39 351.63 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 10/18/2025
SNOs_Map_GOES-14_NPP_20251019.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 10/18/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP