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: 7/13/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/13/2025 20:49:41 0.63,-108.08 0.06,-110.66 293.40 0
2 07/14/2025 20:32:15 0.59,-108.07 1.01,-106.11 223.30 80
3 07/16/2025 08:51:25 -0.65,-108.04 0.10,-111.39 382.46 80
4 07/17/2025 08:35:20 -0.63,-108.03 -0.91,-106.86 133.66 80
5 07/18/2025 20:54:38 0.69,-108.03 -0.22,-112.17 471.05 80
6 07/19/2025 20:38:32 0.66,-108.02 0.74,-107.62 45.08 80
7 07/22/2025 08:38:56 -0.70,-107.97 -0.59,-108.36 45.05 80
8 07/23/2025 08:22:51 -0.67,-107.95 -1.61,-103.83 470.54 80
9 07/24/2025 20:42:09 0.73,-107.95 0.48,-109.14 134.63 80
10 07/25/2025 20:26:03 0.71,-107.94 1.44,-104.59 381.61 80
11 07/27/2025 08:45:13 -0.76,-107.91 -0.34,-109.87 222.76 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 7/13/2025
SNOs_Map_GOES-14_NPP_20250714.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 07/13/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP