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: 4/25/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/26/2025 20:12:13 0.01,-104.39 0.70,-101.31 351.07 80
2 04/28/2025 08:34:02 -0.02,-104.36 0.48,-106.58 253.06 80
3 04/29/2025 08:12:39 -0.02,-104.36 -0.52,-102.05 262.51 80
4 04/30/2025 20:34:38 0.03,-104.38 -0.64,-107.36 340.11 80
5 05/01/2025 20:18:35 0.03,-104.38 0.36,-102.83 175.86 80
6 05/03/2025 08:40:24 -0.03,-104.35 0.81,-108.11 427.66 80
7 05/04/2025 08:19:01 -0.03,-104.35 -0.19,-103.58 88.30 80
8 05/06/2025 20:24:56 0.03,-104.38 0.06,-104.36 3.76 80
9 05/09/2025 08:28:01 -0.03,-104.37 0.15,-105.10 82.91 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/25/2025
SNOs_Map_GOES-17_NPP_20250426.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/25/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP