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: 9/20/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/21/2025 20:36:35 0.10,-104.68 -0.49,-107.38 307.64 80
2 09/22/2025 20:20:32 0.10,-104.69 0.48,-102.85 209.01 80
3 09/24/2025 08:42:22 -0.10,-104.69 0.69,-108.12 391.98 80
4 09/25/2025 08:21:00 -0.10,-104.69 -0.34,-103.60 124.11 80
5 09/26/2025 20:42:59 0.10,-104.70 -0.83,-108.91 479.59 80
6 09/27/2025 20:26:56 0.10,-104.71 0.15,-104.38 36.82 80
7 09/30/2025 08:30:03 -0.10,-104.71 -0.01,-105.13 48.25 80
8 10/01/2025 08:08:41 -0.11,-104.71 -1.05,-100.61 467.52 80
9 10/02/2025 20:30:39 0.11,-104.71 -0.16,-105.91 136.48 80
10 10/03/2025 20:14:36 0.11,-104.72 0.83,-101.38 379.88 80

Figure of GOES-16 and NPP satellite orbits during SNOs since TLE Epoch: 9/20/2025
SNOs_Map_GOES-16_NPP_20250921.jpg

Download SNOs between GOES-16 and NPP since TLE EPOCH: 09/20/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NPP