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: 6/20/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 06/21/2025 20:36:37 -0.02,-104.74 -0.66,-107.46 311.47 80
2 06/22/2025 20:15:14 -0.01,-104.74 0.39,-102.94 204.47 80
3 06/24/2025 08:39:42 0.00,-104.73 0.77,-108.22 397.33 80
4 06/25/2025 08:18:18 -0.00,-104.72 -0.22,-103.68 118.43 80
5 06/26/2025 20:40:16 0.01,-104.73 -0.92,-109.00 486.18 80
6 06/27/2025 20:24:12 0.01,-104.73 0.07,-104.47 30.03 80
7 06/30/2025 08:27:16 -0.01,-104.73 0.09,-105.21 54.24 80
8 07/01/2025 08:05:51 -0.01,-104.74 -0.90,-100.68 462.36 80
9 07/02/2025 20:27:48 0.01,-104.75 -0.30,-105.98 141.26 80
10 07/03/2025 20:11:45 0.01,-104.75 0.76,-101.46 375.53 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 6/20/2025
SNOs_Map_GOES-16_NOAA-21_20250621.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 06/20/2025 in txt file.

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