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: 11/12/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/13/2025 21:37:08 -0.08, 61.80 0.70, 58.41 387.01 80
2 11/14/2025 21:15:44 -0.13, 61.83 -0.36, 62.94 125.72 80
3 11/16/2025 09:40:19 0.04, 61.89 -0.94, 57.67 482.12 80
4 11/17/2025 09:18:55 0.09, 61.91 0.13, 62.19 31.75 80
5 11/19/2025 21:24:38 -0.03, 61.93 0.09, 61.47 52.76 80
6 11/20/2025 21:03:15 -0.09, 61.96 -0.99, 65.99 459.33 80
7 11/22/2025 09:27:49 -0.02, 62.04 -0.30, 60.72 150.38 80
8 11/23/2025 09:06:25 0.04, 62.07 0.78, 65.24 362.50 80
9 11/24/2025 21:30:51 0.06, 62.07 0.55, 60.01 234.76 80
10 11/25/2025 21:09:27 0.00, 62.10 -0.54, 64.53 276.75 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 11/12/2025
SNOs_Map_GOES-15_NPP_20251113.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 11/12/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP