Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/25/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/26/2025 08:06:53 0.01,-104.41 -0.86,-100.58 436.47 80
2 05/27/2025 20:28:50 -0.00,-104.42 -0.35,-105.88 166.02 80
3 05/28/2025 20:12:47 -0.00,-104.42 0.69,-101.35 350.36 80
4 05/30/2025 08:34:36 -0.00,-104.41 0.48,-106.62 252.00 80
5 05/31/2025 08:13:12 -0.01,-104.41 -0.50,-102.08 264.17 80
6 06/01/2025 20:35:10 0.01,-104.43 -0.63,-107.40 338.41 80
7 06/02/2025 20:19:06 0.01,-104.43 0.35,-102.86 178.58 80
8 06/04/2025 08:40:55 -0.02,-104.43 0.82,-108.13 422.12 80
9 06/05/2025 08:19:31 -0.02,-104.43 -0.22,-103.61 94.62 80
10 06/07/2025 20:25:24 0.02,-104.46 0.03,-104.38 9.15 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 5/25/2025
SNOs_Map_GOES-17_NPP_20250527.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 05/25/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP