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: 9/8/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/09/2025 08:20:30 -0.12,-104.66 -0.37,-103.54 127.61 80
2 09/10/2025 20:42:30 0.12,-104.67 -0.79,-108.86 476.75 80
3 09/11/2025 20:26:27 0.12,-104.67 0.18,-104.32 39.09 80
4 09/14/2025 08:29:34 -0.13,-104.65 -0.02,-105.07 48.34 80
5 09/15/2025 08:08:12 -0.13,-104.65 -1.05,-100.55 466.75 80
6 09/16/2025 20:30:11 0.14,-104.65 -0.15,-105.86 138.25 80
7 09/17/2025 20:14:09 0.14,-104.65 0.88,-101.34 377.51 80
8 09/19/2025 08:35:59 -0.14,-104.64 0.30,-106.61 224.12 80
9 09/20/2025 08:14:37 -0.14,-104.64 -0.73,-102.09 291.65 80
10 09/21/2025 20:36:36 0.14,-104.65 -0.45,-107.40 312.78 80

Figure of GOES-16 and NPP satellite orbits during SNOs since TLE Epoch: 9/8/2025
SNOs_Map_GOES-16_NPP_20250909.jpg

Download SNOs between GOES-16 and NPP since TLE EPOCH: 09/08/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NPP