Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-16 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/20/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 09/21/2025 08:17:08 -0.10,-104.67 -0.37,-103.54 128.98 80
2 09/22/2025 20:39:02 0.10,-104.69 -0.86,-108.83 472.52 80
3 09/23/2025 20:22:58 0.10,-104.69 0.21,-104.30 45.15 80
4 09/26/2025 08:25:59 -0.10,-104.70 -0.02,-105.02 37.44 80
5 09/27/2025 08:04:33 -0.10,-104.70 -1.04,-100.49 479.48 80
6 09/28/2025 20:26:29 0.10,-104.71 -0.12,-105.79 122.62 80
7 09/29/2025 20:10:23 0.11,-104.71 0.90,-101.25 394.60 80
8 10/01/2025 08:32:09 -0.10,-104.71 0.30,-106.51 205.17 80
9 10/02/2025 08:10:44 -0.11,-104.71 -0.72,-101.97 311.63 80
10 10/03/2025 20:32:38 0.11,-104.72 -0.48,-107.26 290.90 80

Figure of GOES-16 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 9/20/2025
SNOs_Map_GOES-16_NOAA-20_20250921.jpg

Download SNOs between GOES-16 and NOAA-20 since TLE EPOCH: 09/20/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NOAA-20