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: 6/24/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/25/2025 19:47:40 0.02, -97.98 0.67, -94.98 342.31 80
2 06/27/2025 08:06:46 -0.02, -97.14 0.66,-100.21 349.47 80
3 06/28/2025 07:50:40 -0.01, -96.61 -0.23, -95.65 109.15 80
4 06/30/2025 19:51:07 0.01, -95.28 -0.26, -96.35 121.94 80
5 07/01/2025 19:35:01 0.00, -94.75 0.69, -91.80 337.19 80
6 07/03/2025 07:54:06 -0.01, -93.92 0.70, -97.02 353.51 80
7 07/04/2025 07:38:00 -0.01, -93.39 -0.19, -92.46 105.70 80
8 07/06/2025 19:38:28 0.01, -92.07 -0.23, -93.17 124.77 80
9 07/07/2025 19:22:21 0.01, -91.54 0.66, -88.61 334.36 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 6/24/2025
SNOs_Map_GOES-17_NPP_20250625.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 06/24/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP