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: 3/13/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/16/2025 08:39:40 0.48,-108.11 0.46,-108.10 2.83 80
2 03/18/2025 20:40:07 -0.48,-108.12 -0.64,-108.85 83.24 80
3 03/19/2025 20:24:01 -0.49,-108.13 0.35,-104.31 435.18 80
4 03/21/2025 08:43:07 0.47,-108.16 0.77,-109.58 160.94 80
5 03/22/2025 08:27:01 0.49,-108.16 -0.23,-105.03 357.44 80
6 03/23/2025 20:46:15 -0.47,-108.16 -0.93,-110.33 246.88 80
7 03/24/2025 20:30:09 -0.49,-108.16 0.07,-105.79 271.45 80
8 03/26/2025 08:49:14 0.47,-108.19 1.09,-111.04 324.96 80
9 03/27/2025 08:33:07 0.48,-108.19 0.08,-106.50 193.51 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 3/13/2025
SNOs_Map_GOES-14_NPP_20250314.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 03/13/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP