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: 6/15/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/16/2025 08:15:58 -0.00,-103.12 -0.27,-102.02 126.01 80
2 06/18/2025 20:16:25 0.00,-101.76 -0.24,-102.71 109.22 80
3 06/19/2025 20:00:19 0.00,-101.22 0.70, -98.16 348.40 80
4 06/21/2025 08:19:24 -0.00,-100.37 0.69,-103.39 343.77 80
5 06/22/2025 08:03:19 0.00, -99.83 -0.25, -98.84 113.68 80
6 06/24/2025 20:03:46 -0.00, -98.46 -0.24, -99.53 121.99 80
7 06/25/2025 19:47:39 -0.00, -97.92 0.64, -94.97 335.36 80
8 06/27/2025 08:06:46 -0.00, -97.07 0.69,-100.21 356.91 80
9 06/28/2025 07:50:39 -0.00, -96.53 -0.20, -95.64 100.79 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 6/15/2025
SNOs_Map_GOES-17_NPP_20250616.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 06/15/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP