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: 9/3/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/03/2025 19:32:38 0.21, -89.52 -0.26, -91.50 225.86 80
2 09/04/2025 19:16:35 0.21, -89.52 0.76, -86.97 289.50 80
3 09/06/2025 07:38:26 -0.22, -89.48 0.42, -92.25 315.66 80
4 09/07/2025 07:17:03 -0.22, -89.48 -0.60, -87.72 199.82 80
5 09/08/2025 19:39:03 0.22, -89.51 -0.56, -93.04 402.45 80
6 09/09/2025 19:23:01 0.22, -89.51 0.46, -88.52 113.48 80
7 09/11/2025 07:44:50 -0.22, -89.48 0.77, -93.78 490.69 80
8 09/12/2025 07:23:28 -0.22, -89.48 -0.26, -89.26 24.89 80
9 09/14/2025 19:26:45 0.23, -89.50 0.09, -90.04 62.02 80
10 09/15/2025 19:10:42 0.23, -89.50 1.13, -85.52 453.83 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 9/3/2025
SNOs_Map_GOES-17_NPP_20250904.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 09/03/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP