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: 7/18/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/18/2025 20:56:01 0.69,-108.04 0.00,-112.22 470.71 0
2 07/19/2025 20:38:33 0.66,-108.03 0.78,-107.63 46.48 80
3 07/22/2025 08:38:57 -0.70,-107.97 -0.64,-108.37 44.24 80
4 07/23/2025 08:22:51 -0.67,-107.96 -1.60,-103.82 471.61 80
5 07/24/2025 20:42:08 0.73,-107.97 0.46,-109.13 132.30 80
6 07/25/2025 20:26:04 0.71,-107.97 1.48,-104.60 384.12 80
7 07/27/2025 08:45:12 -0.76,-107.93 -0.34,-109.87 220.90 80
8 07/28/2025 08:29:07 -0.73,-107.92 -1.30,-105.33 295.42 80
9 07/29/2025 20:48:24 0.78,-107.93 0.17,-110.64 308.39 80
10 07/30/2025 20:32:20 0.76,-107.93 1.19,-106.11 208.30 80
11 08/01/2025 08:51:27 -0.80,-107.90 0.00,-111.36 395.70 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 7/18/2025
SNOs_Map_GOES-14_NPP_20250719.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 07/18/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP