Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-16 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/26/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/27/2025 20:26:56 0.09,-104.70 0.16,-104.38 36.55 80
2 09/30/2025 08:30:02 -0.09,-104.70 0.02,-105.12 48.42 80
3 10/01/2025 08:08:40 -0.10,-104.70 -1.03,-100.60 467.31 80
4 10/02/2025 20:30:38 0.09,-104.70 -0.17,-105.90 137.04 80
5 10/03/2025 20:14:35 0.10,-104.70 0.83,-101.37 379.27 80
6 10/05/2025 08:36:25 -0.09,-104.71 0.34,-106.65 220.87 80
7 10/06/2025 08:15:02 -0.10,-104.71 -0.66,-102.12 295.13 80
8 10/07/2025 20:37:00 0.09,-104.71 -0.52,-107.42 309.51 80
9 10/08/2025 20:20:56 0.09,-104.71 0.49,-102.89 206.76 80
10 10/10/2025 08:42:47 -0.08,-104.71 0.68,-108.17 393.18 80

Figure of GOES-16 and NPP satellite orbits during SNOs since TLE Epoch: 9/26/2025
SNOs_Map_GOES-16_NPP_20250927.jpg

Download SNOs between GOES-16 and NPP since TLE EPOCH: 09/26/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NPP