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: 5/15/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/16/2025 20:34:57 0.01,-104.44 -0.62,-107.40 336.43 80
2 05/17/2025 20:18:52 0.01,-104.44 0.35,-102.86 180.41 80
3 05/19/2025 08:40:41 -0.01,-104.43 0.82,-108.13 421.68 80
4 05/20/2025 08:19:18 -0.01,-104.43 -0.21,-103.60 94.77 80
5 05/22/2025 20:25:12 0.01,-104.46 0.02,-104.37 9.96 80
6 05/25/2025 08:28:17 -0.00,-104.45 0.17,-105.11 75.06 80
7 05/26/2025 08:06:53 -0.00,-104.45 -0.86,-100.58 441.24 80
8 05/27/2025 20:28:50 0.00,-104.47 -0.34,-105.88 161.33 80
9 05/28/2025 20:12:47 -0.00,-104.47 0.70,-101.36 355.40 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 5/15/2025
SNOs_Map_GOES-17_NPP_20250516.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 05/15/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP