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: 4/13/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/14/2025 20:34:14 0.02,-104.41 -0.62,-107.31 331.06 80
2 04/15/2025 20:18:11 0.03,-104.40 0.42,-102.79 184.66 80
3 04/17/2025 08:40:00 -0.02,-104.37 0.79,-108.06 420.11 80
4 04/18/2025 08:18:37 -0.02,-104.36 -0.19,-103.52 95.20 80
5 04/20/2025 20:24:34 0.01,-104.38 0.04,-104.31 8.09 80
6 04/23/2025 08:27:40 -0.01,-104.34 0.17,-105.05 80.73 80
7 04/24/2025 08:06:17 -0.01,-104.34 -0.88,-100.53 434.75 80
8 04/25/2025 20:28:15 0.01,-104.36 -0.35,-105.83 168.02 80
9 04/26/2025 20:12:13 0.01,-104.36 0.71,-101.31 347.75 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/13/2025
SNOs_Map_GOES-17_NPP_20250414.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/13/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP