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: 9/19/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/20/2025 08:14:35 -0.10,-104.66 -0.66,-102.07 295.31 80
2 09/21/2025 20:36:35 0.10,-104.68 -0.53,-107.38 307.62 80
3 09/22/2025 20:20:32 0.10,-104.69 0.51,-102.86 209.03 80
4 09/24/2025 08:42:23 -0.10,-104.69 0.67,-108.13 391.93 80
5 09/25/2025 08:21:00 -0.10,-104.69 -0.36,-103.61 124.20 80
6 09/26/2025 20:42:58 0.10,-104.70 -0.88,-108.90 479.47 80
7 09/27/2025 20:26:56 0.10,-104.71 0.16,-104.38 36.90 80
8 09/30/2025 08:30:04 -0.10,-104.71 -0.01,-105.13 48.12 80
9 10/01/2025 08:08:41 -0.11,-104.71 -1.05,-100.61 467.65 80
10 10/02/2025 20:30:40 0.11,-104.72 -0.16,-105.91 136.31 80

Figure of GOES-16 and NPP satellite orbits during SNOs since TLE Epoch: 9/19/2025
SNOs_Map_GOES-16_NPP_20250920.jpg

Download SNOs between GOES-16 and NPP since TLE EPOCH: 09/19/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NPP