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: 10/29/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 10/30/2025 08:38:50 -0.02,-104.69 0.74,-107.96 373.75 80
2 10/31/2025 08:17:25 -0.02,-104.68 -0.33,-103.43 143.22 80
3 11/01/2025 20:39:18 0.02,-104.68 -0.91,-108.71 460.80 80
4 11/02/2025 20:23:11 0.02,-104.68 0.11,-104.17 56.76 80
5 11/05/2025 08:26:09 -0.00,-104.69 0.06,-104.89 23.53 80
6 11/06/2025 08:04:43 -0.01,-104.68 -0.96,-100.35 493.27 80
7 11/07/2025 20:26:37 -0.01,-104.66 -0.20,-105.65 111.62 80
8 11/08/2025 20:10:31 -0.00,-104.66 0.82,-101.11 405.38 80
9 11/10/2025 08:32:14 0.01,-104.67 0.41,-106.35 192.08 80
10 11/11/2025 08:10:47 -0.00,-104.66 -0.61,-101.81 324.62 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/29/2025
SNOs_Map_GOES-16_NOAA-21_20251030.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 10/29/2025 in txt file.

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