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: 5/22/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/22/2025 20:25:12 -0.00,-104.42 0.01,-104.37 6.15 80
2 05/25/2025 08:28:16 -0.00,-104.41 0.18,-105.10 79.94 80
3 05/26/2025 08:06:53 -0.00,-104.40 -0.85,-100.58 436.09 80
4 05/27/2025 20:28:50 0.00,-104.42 -0.35,-105.88 166.49 80
5 05/28/2025 20:12:47 -0.00,-104.42 0.68,-101.35 350.00 80
6 05/30/2025 08:34:36 0.01,-104.41 0.48,-106.62 252.10 80
7 05/31/2025 08:13:12 0.01,-104.40 -0.50,-102.08 264.13 80
8 06/01/2025 20:35:09 -0.01,-104.42 -0.69,-107.39 338.50 80
9 06/02/2025 20:19:05 -0.01,-104.43 0.35,-102.86 178.52 80
10 06/04/2025 08:40:54 0.01,-104.43 0.87,-108.12 422.02 80
11 06/05/2025 08:19:30 0.01,-104.43 -0.17,-103.60 94.71 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 5/22/2025
SNOs_Map_GOES-17_NPP_20250523.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 05/22/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP