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: 10/17/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/18/2025 20:31:20 0.67,-108.45 1.19,-106.22 254.35 80
2 10/20/2025 08:55:48 -0.56,-108.48 0.13,-111.46 339.42 80
3 10/21/2025 08:34:25 -0.62,-108.48 -0.95,-106.94 175.29 80
4 10/22/2025 20:59:00 0.50,-108.45 -0.35,-112.22 429.61 80
5 10/23/2025 20:37:38 0.57,-108.45 0.74,-107.70 85.55 80
6 10/26/2025 08:40:43 -0.52,-108.49 -0.52,-108.43 6.94 80
7 10/28/2025 20:46:35 0.46,-108.44 0.27,-109.18 84.47 80
8 10/29/2025 20:25:12 0.53,-108.44 1.37,-104.67 430.33 80
9 10/31/2025 08:49:39 -0.41,-108.49 -0.06,-109.91 162.25 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 10/17/2025
SNOs_Map_GOES-14_NPP_20251018.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 10/17/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP