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: 6/28/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/30/2025 19:51:07 0.02, -95.28 -0.21, -96.35 122.53 80
2 07/01/2025 19:35:01 0.02, -94.75 0.67, -91.79 336.42 80
3 07/03/2025 07:54:07 -0.03, -93.91 0.65, -97.03 354.43 80
4 07/04/2025 07:38:01 -0.02, -93.38 -0.24, -92.47 104.63 80
5 07/06/2025 19:38:28 0.03, -92.06 -0.24, -93.17 126.20 80
6 07/07/2025 19:22:22 0.03, -91.53 0.71, -88.62 332.83 80
7 07/09/2025 07:41:27 -0.04, -90.70 0.66, -93.84 358.05 80
8 07/10/2025 07:25:21 -0.04, -90.17 -0.23, -89.28 101.03 80
9 07/12/2025 19:25:48 0.04, -88.85 -0.24, -89.98 129.31 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 6/28/2025
SNOs_Map_GOES-17_NPP_20250629.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 06/28/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP