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: 5/18/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/19/2025 08:40:41 -0.00,-104.40 0.84,-108.12 424.88 80
2 05/20/2025 08:19:18 -0.01,-104.39 -0.19,-103.60 91.12 80
3 05/22/2025 20:25:11 0.00,-104.42 -0.00,-104.37 5.66 80
4 05/25/2025 08:28:17 -0.00,-104.40 0.13,-105.11 80.87 80
5 05/26/2025 08:06:53 -0.00,-104.39 -0.84,-100.57 435.00 80
6 05/27/2025 20:28:50 -0.00,-104.41 -0.35,-105.88 167.97 80
7 05/28/2025 20:12:47 -0.01,-104.41 0.68,-101.35 348.38 80
8 05/30/2025 08:34:35 0.01,-104.39 0.54,-106.61 253.76 80
9 05/31/2025 08:13:11 0.02,-104.39 -0.50,-102.08 262.28 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 5/18/2025
SNOs_Map_GOES-17_NPP_20250519.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 05/18/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP