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: 8/27/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 08/28/2025 08:18:30 -0.09,-104.69 -0.33,-103.75 108.36 80
2 08/29/2025 20:40:25 0.10,-104.70 -0.86,-109.04 495.22 80
3 08/30/2025 20:24:20 0.10,-104.69 0.11,-104.50 21.20 80
4 09/02/2025 08:27:23 -0.11,-104.67 -0.00,-105.25 65.50 80
5 09/03/2025 08:05:58 -0.11,-104.67 -0.98,-100.71 450.33 80
6 09/04/2025 20:27:53 0.12,-104.67 -0.20,-106.01 153.65 80
7 09/05/2025 20:11:49 0.12,-104.67 0.84,-101.49 362.58 80
8 09/07/2025 08:33:36 -0.12,-104.66 0.36,-106.75 239.29 80
9 09/08/2025 08:12:12 -0.12,-104.65 -0.68,-102.23 276.80 80
10 09/09/2025 20:34:07 0.12,-104.65 -0.49,-107.53 327.32 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 8/27/2025
SNOs_Map_GOES-16_NOAA-21_20250828.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 08/27/2025 in txt file.

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