Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/13/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/14/2025 21:15:44 -0.13, 61.83 -0.36, 62.94 125.78 80
2 11/16/2025 09:40:20 0.04, 61.89 -0.89, 57.65 482.06 80
3 11/17/2025 09:18:55 0.09, 61.91 0.13, 62.19 31.82 80
4 11/19/2025 21:24:38 -0.03, 61.93 0.08, 61.47 52.59 80
5 11/20/2025 21:03:14 -0.09, 61.96 -1.00, 65.99 459.49 80
6 11/22/2025 09:27:49 -0.02, 62.04 -0.29, 60.72 150.21 80
7 11/23/2025 09:06:24 0.04, 62.07 0.74, 65.25 362.72 80
8 11/24/2025 21:30:51 0.06, 62.07 0.52, 60.01 234.45 80
9 11/25/2025 21:09:26 0.00, 62.10 -0.52, 64.54 277.09 80
10 11/27/2025 09:34:00 -0.10, 62.21 -0.75, 59.27 334.90 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 11/13/2025
SNOs_Map_GOES-15_NPP_20251114.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 11/13/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP