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: 6/16/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/18/2025 20:16:25 -0.02,-101.78 -0.24,-102.71 107.10 80
2 06/19/2025 20:00:19 -0.02,-101.24 0.69, -98.16 351.09 80
3 06/21/2025 08:19:25 -0.01,-100.40 0.64,-103.40 341.05 80
4 06/22/2025 08:03:19 -0.02, -99.86 -0.24, -98.84 116.75 80
5 06/24/2025 20:03:47 0.02, -98.51 -0.19, -99.54 117.78 80
6 06/25/2025 19:47:40 0.02, -97.96 0.70, -94.98 340.14 80
7 06/27/2025 08:06:46 -0.02, -97.13 0.69,-100.20 351.08 80
8 06/28/2025 07:50:39 -0.01, -96.59 -0.20, -95.64 107.42 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 6/16/2025
SNOs_Map_GOES-17_NPP_20250617.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 06/16/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP