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: 10/11/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/12/2025 20:43:19 0.03,-104.70 -0.93,-108.91 480.96 80
2 10/13/2025 20:27:16 0.03,-104.70 0.09,-104.39 35.32 80
3 10/16/2025 08:30:22 -0.04,-104.70 0.05,-105.13 49.29 80
4 10/17/2025 08:08:59 -0.04,-104.70 -0.97,-100.60 466.99 80
5 10/18/2025 20:30:56 0.03,-104.71 -0.23,-105.90 136.05 80
6 10/19/2025 20:14:53 0.04,-104.71 0.79,-101.37 380.96 80
7 10/21/2025 08:36:42 -0.02,-104.72 0.41,-106.64 218.47 80
8 10/22/2025 08:15:19 -0.03,-104.72 -0.61,-102.11 298.01 80
9 10/23/2025 20:37:16 0.01,-104.73 -0.57,-107.41 305.71 80
10 10/24/2025 20:21:11 0.02,-104.73 0.40,-102.87 211.12 80

Figure of GOES-16 and NPP satellite orbits during SNOs since TLE Epoch: 10/11/2025
SNOs_Map_GOES-16_NPP_20251012.jpg

Download SNOs between GOES-16 and NPP since TLE EPOCH: 10/11/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NPP