Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/31/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/01/2025 08:39:29 -0.04,-104.39 0.75,-107.97 407.99 80
2 04/02/2025 08:18:07 -0.04,-104.39 -0.25,-103.45 107.35 80
3 04/03/2025 20:40:07 0.03,-104.42 -0.92,-108.77 495.39 80
4 04/04/2025 20:24:05 0.03,-104.42 0.09,-104.24 20.43 80
5 04/07/2025 08:27:12 -0.02,-104.39 0.09,-104.99 68.08 80
6 04/08/2025 08:05:49 -0.02,-104.39 -0.87,-100.46 447.88 80
7 04/09/2025 20:27:49 0.01,-104.42 -0.29,-105.78 154.03 80
8 04/10/2025 20:11:47 0.01,-104.43 0.73,-101.25 362.27 80
9 04/12/2025 08:33:37 -0.01,-104.41 0.45,-106.53 240.81 80
10 04/13/2025 08:12:15 -0.02,-104.42 -0.58,-102.01 275.29 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 3/31/2025
SNOs_Map_GOES-17_NPP_20250401.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 03/31/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP