Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-16 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/25/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 05/27/2025 20:02:08 0.01, -99.67 -0.00, -99.60 7.42 80
2 05/30/2025 08:05:19 -0.01,-100.97 -0.14,-100.42 62.60 80
3 05/31/2025 20:29:59 0.00,-101.79 -0.88,-105.77 452.98 80
4 06/01/2025 20:08:37 0.01,-102.32 0.27,-101.27 119.99 80
5 06/03/2025 08:33:09 -0.00,-103.11 0.78,-106.57 395.15 80
6 06/04/2025 08:11:47 -0.01,-103.63 -0.37,-102.08 177.85 80
7 06/05/2025 20:36:28 0.00,-104.46 -0.65,-107.42 337.24 80
8 06/06/2025 20:15:05 0.01,-104.99 0.45,-102.91 236.00 80
9 06/08/2025 08:39:37 -0.00,-105.78 0.54,-108.23 278.90 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 5/25/2025
SNOs_Map_GOES-16_NOAA-21_20250527.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 05/25/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NOAA-21