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: 4/7/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/08/2025 08:05:49 -0.02,-104.38 -0.87,-100.45 446.57 80
2 04/09/2025 20:27:49 0.01,-104.41 -0.29,-105.77 155.57 80
3 04/10/2025 20:11:47 0.01,-104.41 0.73,-101.25 360.43 80
4 04/12/2025 08:33:37 -0.01,-104.39 0.44,-106.53 243.37 80
5 04/13/2025 08:12:13 -0.02,-104.39 -0.53,-101.99 272.41 80
6 04/14/2025 20:34:14 0.02,-104.41 -0.62,-107.31 330.17 80
7 04/15/2025 20:18:10 0.02,-104.41 0.36,-102.78 185.74 80
8 04/17/2025 08:40:01 -0.01,-104.39 0.80,-108.06 417.97 80
9 04/18/2025 08:18:37 -0.01,-104.39 -0.18,-103.52 97.59 80
10 04/20/2025 20:24:34 0.01,-104.40 0.03,-104.31 10.09 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/7/2025
SNOs_Map_GOES-17_NPP_20250408.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/07/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP