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: 7/20/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/20/2025 20:19:26 0.01,-104.73 0.47,-102.80 220.51 80
2 07/22/2025 08:41:13 -0.01,-104.71 0.75,-108.06 381.63 80
3 07/23/2025 08:19:49 -0.01,-104.71 -0.27,-103.52 134.86 80
4 07/24/2025 20:41:45 0.01,-104.73 -0.92,-108.82 467.28 80
5 07/25/2025 20:25:40 0.01,-104.73 0.10,-104.29 49.75 80
6 07/28/2025 08:28:43 -0.01,-104.72 0.09,-105.01 34.07 80
7 07/29/2025 08:07:19 -0.00,-104.73 -0.94,-100.48 483.34 80
8 07/30/2025 20:29:16 0.01,-104.75 -0.20,-105.79 118.15 80
9 07/31/2025 20:13:11 0.00,-104.76 0.76,-101.25 399.27 80
10 08/02/2025 08:34:59 -0.01,-104.75 0.37,-106.52 201.41 80
11 08/03/2025 08:13:34 -0.01,-104.75 -0.65,-101.99 315.63 80

Figure of GOES-16 and NPP satellite orbits during SNOs since TLE Epoch: 7/20/2025
SNOs_Map_GOES-16_NPP_20250721.jpg

Download SNOs between GOES-16 and NPP since TLE EPOCH: 07/20/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NPP