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: 10/25/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 10/26/2025 08:11:18 -0.01,-104.69 -0.60,-101.95 311.17 80
2 10/27/2025 20:33:12 0.01,-104.68 -0.58,-107.25 293.09 80
3 10/28/2025 20:17:05 0.01,-104.68 0.43,-102.71 223.93 80
4 10/30/2025 08:38:51 -0.01,-104.68 0.70,-107.97 374.39 80
5 10/31/2025 08:17:24 -0.02,-104.68 -0.31,-103.43 142.31 80
6 11/01/2025 20:39:18 0.01,-104.66 -0.92,-108.71 462.31 80
7 11/02/2025 20:23:11 0.01,-104.66 0.09,-104.17 55.03 80
8 11/05/2025 08:26:09 0.00,-104.67 0.07,-104.89 25.66 80
9 11/06/2025 08:04:42 0.00,-104.66 -0.95,-100.35 490.91 80
10 11/07/2025 20:26:36 -0.01,-104.63 -0.27,-105.63 114.58 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/25/2025
SNOs_Map_GOES-16_NOAA-21_20251026.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 10/25/2025 in txt file.

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