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: 8/3/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 08/04/2025 20:11:53 0.04,-104.74 0.78,-101.50 369.72 80
2 08/06/2025 08:33:40 -0.05,-104.73 0.42,-106.76 232.15 80
3 08/07/2025 08:12:16 -0.05,-104.73 -0.60,-102.23 283.95 80
4 08/08/2025 20:34:12 0.06,-104.73 -0.60,-107.53 320.20 80
5 08/09/2025 20:18:08 0.06,-104.73 0.43,-103.01 196.31 80
6 08/11/2025 08:39:56 -0.06,-104.73 0.72,-108.28 404.93 80
7 08/12/2025 08:18:31 -0.06,-104.73 -0.30,-103.75 111.47 80
8 08/13/2025 20:40:28 0.07,-104.73 -0.87,-109.06 492.77 80
9 08/14/2025 20:24:22 0.06,-104.73 0.09,-104.52 23.76 80
10 08/17/2025 08:27:26 -0.07,-104.72 0.03,-105.26 61.77 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 8/3/2025
SNOs_Map_GOES-16_NOAA-21_20250804.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 08/03/2025 in txt file.

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