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: 4/23/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/24/2025 08:06:17 -0.01,-104.35 -0.88,-100.53 436.34 80
2 04/25/2025 20:28:16 0.01,-104.39 -0.31,-105.84 165.19 80
3 04/26/2025 20:12:13 0.01,-104.39 0.69,-101.31 350.91 80
4 04/28/2025 08:34:02 -0.01,-104.36 0.49,-106.58 253.32 80
5 04/29/2025 08:12:39 -0.02,-104.35 -0.51,-102.05 262.22 80
6 04/30/2025 20:34:38 0.02,-104.38 -0.66,-107.36 340.41 80
7 05/01/2025 20:18:35 0.02,-104.38 0.35,-102.83 175.51 80
8 05/03/2025 08:40:24 -0.02,-104.35 0.83,-108.10 428.06 80
9 05/04/2025 08:19:00 -0.02,-104.35 -0.18,-103.57 87.83 80
10 05/06/2025 20:24:55 0.01,-104.37 -0.01,-104.35 3.89 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/23/2025
SNOs_Map_GOES-17_NPP_20250424.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/23/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP