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: 6/1/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 06/03/2025 08:33:09 0.00,-103.09 0.75,-106.58 396.54 80
2 06/04/2025 08:11:47 -0.00,-103.61 -0.34,-102.07 176.11 80
3 06/05/2025 20:36:27 -0.00,-104.44 -0.68,-107.41 339.36 80
4 06/06/2025 20:15:05 0.00,-104.96 0.48,-102.92 233.52 80
5 06/08/2025 08:39:37 -0.00,-105.75 0.55,-108.22 281.97 80
6 06/09/2025 08:18:14 -0.01,-106.27 -0.55,-103.72 290.51 80
7 06/10/2025 20:42:56 0.01,-107.09 -0.41,-109.08 225.75 80
8 06/11/2025 20:21:33 0.01,-107.61 0.69,-104.57 346.85 80
9 06/13/2025 08:46:04 -0.01,-108.40 0.32,-109.88 168.88 80
10 06/14/2025 08:24:42 -0.01,-108.91 -0.78,-105.37 403.47 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 6/1/2025
SNOs_Map_GOES-16_NOAA-21_20250602.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 06/01/2025 in txt file.

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