Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-14 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/10/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/10/2025 20:26:05 0.85,-108.01 1.65,-104.57 392.29 80
2 08/12/2025 08:45:13 -0.87,-108.02 -0.49,-109.84 206.81 80
3 08/13/2025 08:29:07 -0.86,-108.03 -1.47,-105.30 311.38 80
4 08/14/2025 20:48:24 0.89,-108.05 0.33,-110.61 290.78 80
5 08/15/2025 20:32:19 0.88,-108.06 1.31,-106.06 227.48 80
6 08/17/2025 08:54:06 -0.90,-108.07 -0.16,-111.33 371.29 80
7 08/18/2025 08:35:22 -0.90,-108.08 -1.20,-106.80 146.22 80
8 08/19/2025 20:54:38 0.92,-108.09 0.01,-112.10 457.26 80
9 08/20/2025 20:38:34 0.92,-108.10 1.05,-107.57 60.87 80
10 08/23/2025 08:41:35 -0.92,-108.13 -0.90,-108.29 18.41 80
11 08/24/2025 08:20:10 -0.92,-108.14 -1.88,-103.75 499.60 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 8/10/2025
SNOs_Map_GOES-14_NPP_20250810.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 08/10/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP