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: 10/31/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 11/01/2025 20:39:18 0.02,-104.68 -0.91,-108.71 460.50 80
2 11/02/2025 20:23:11 0.02,-104.68 0.10,-104.17 57.22 80
3 11/05/2025 08:26:09 -0.00,-104.69 0.06,-104.89 23.03 80
4 11/06/2025 08:04:43 -0.00,-104.68 -0.96,-100.35 493.89 80
5 11/07/2025 20:26:37 -0.01,-104.67 -0.20,-105.64 110.75 80
6 11/08/2025 20:10:31 -0.00,-104.67 0.82,-101.11 406.37 80
7 11/10/2025 08:32:14 0.01,-104.68 0.41,-106.35 191.13 80
8 11/11/2025 08:10:47 0.00,-104.67 -0.62,-101.81 325.67 80
9 11/12/2025 20:32:42 -0.01,-104.65 -0.53,-107.11 279.15 80
10 11/13/2025 20:16:34 -0.00,-104.66 0.44,-102.56 238.56 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/31/2025
SNOs_Map_GOES-16_NOAA-21_20251101.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 10/31/2025 in txt file.

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