Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 2/23/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 02/24/2025 08:35:00 -0.02,-104.38 0.82,-108.10 424.18 80
2 02/25/2025 08:16:15 0.01,-104.38 -0.18,-103.56 93.16 80
3 02/27/2025 20:19:25 -0.01,-104.41 0.01,-104.33 9.64 80
4 03/02/2025 08:25:06 0.00,-104.38 0.18,-105.05 77.20 80
5 03/03/2025 08:03:41 -0.00,-104.38 -0.89,-100.53 439.61 80
6 03/04/2025 20:25:35 0.00,-104.41 -0.33,-105.82 160.71 80
7 03/05/2025 20:09:30 0.00,-104.41 0.68,-101.28 355.97 80
8 03/07/2025 08:31:16 0.00,-104.37 0.50,-106.54 247.83 80
9 03/08/2025 08:09:51 0.00,-104.37 -0.52,-102.01 268.75 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 2/23/2025
SNOs_Map_GOES-17_NOAA-20_20250224.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 02/23/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-20