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: 4/29/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/29/2025 08:12:39 -0.01,-104.36 -0.53,-102.05 262.75 80
2 04/30/2025 20:34:38 0.02,-104.38 -0.64,-107.36 339.98 80
3 05/01/2025 20:18:35 0.02,-104.38 0.36,-102.83 176.09 80
4 05/03/2025 08:40:24 -0.02,-104.35 0.81,-108.11 427.25 80
5 05/04/2025 08:19:01 -0.01,-104.35 -0.20,-103.58 88.83 80
6 05/06/2025 20:24:55 0.02,-104.38 0.00,-104.35 3.82 80
7 05/09/2025 08:28:01 -0.02,-104.37 0.15,-105.10 82.45 80
8 05/10/2025 08:06:38 -0.02,-104.38 -0.87,-100.57 434.00 80
9 05/11/2025 20:28:36 0.03,-104.40 -0.32,-105.87 168.25 80
10 05/12/2025 20:12:33 0.03,-104.41 0.71,-101.35 348.45 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/29/2025
SNOs_Map_GOES-17_NPP_20250430.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/29/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP