Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-16 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/4/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/04/2025 20:19:22 -0.02,-104.73 0.41,-102.83 216.65 80
2 07/06/2025 08:41:10 0.01,-104.72 0.78,-108.09 384.62 80
3 07/07/2025 08:19:47 0.00,-104.72 -0.28,-103.57 131.48 80
4 07/08/2025 20:41:43 0.01,-104.72 -0.91,-108.87 472.48 80
5 07/09/2025 20:25:38 0.01,-104.72 0.10,-104.34 43.77 80
6 07/12/2025 08:28:42 -0.01,-104.71 0.07,-105.07 41.07 80
7 07/13/2025 08:07:18 -0.01,-104.70 -0.94,-100.53 475.21 80
8 07/14/2025 20:29:14 0.01,-104.70 -0.25,-105.83 128.48 80
9 07/15/2025 20:13:10 0.01,-104.70 0.77,-101.30 388.05 80
10 07/17/2025 08:34:58 -0.01,-104.70 0.41,-106.56 212.64 80
11 07/18/2025 08:13:33 -0.00,-104.69 -0.61,-102.03 303.67 80

Figure of GOES-16 and NPP satellite orbits during SNOs since TLE Epoch: 7/4/2025
SNOs_Map_GOES-16_NPP_20250705.jpg

Download SNOs between GOES-16 and NPP since TLE EPOCH: 07/04/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NPP