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: 7/24/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 07/26/2025 08:39:53 -0.03,-104.71 0.79,-108.26 404.84 80
2 07/27/2025 08:18:29 -0.02,-104.71 -0.22,-103.73 111.76 80
3 07/28/2025 20:40:26 0.03,-104.74 -0.95,-109.04 490.80 80
4 07/29/2025 20:24:22 0.03,-104.74 0.07,-104.51 26.15 80
5 08/01/2025 08:27:25 -0.03,-104.74 0.06,-105.26 58.68 80
6 08/02/2025 08:06:01 -0.03,-104.74 -0.96,-100.73 458.03 80
7 08/03/2025 20:27:57 0.03,-104.76 -0.25,-106.03 144.84 80
8 08/04/2025 20:11:53 0.03,-104.76 0.77,-101.50 371.78 80
9 08/06/2025 08:33:41 -0.04,-104.75 0.38,-106.77 230.20 80
10 08/07/2025 08:12:16 -0.04,-104.75 -0.58,-102.23 286.22 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 7/24/2025
SNOs_Map_GOES-16_NOAA-21_20250725.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 07/24/2025 in txt file.

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