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: 7/25/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 07/26/2025 08:39:54 -0.03,-104.71 0.77,-108.26 404.88 80
2 07/27/2025 08:18:29 -0.02,-104.71 -0.24,-103.73 111.64 80
3 07/28/2025 20:40:26 0.03,-104.73 -0.93,-109.04 490.99 80
4 07/29/2025 20:24:22 0.03,-104.74 0.09,-104.51 25.92 80
5 08/01/2025 08:27:25 -0.03,-104.73 0.10,-105.25 58.92 80
6 08/02/2025 08:06:00 -0.03,-104.74 -0.92,-100.72 457.66 80
7 08/03/2025 20:27:58 0.04,-104.75 -0.23,-106.03 145.32 80
8 08/04/2025 20:11:53 0.04,-104.75 0.79,-101.50 371.27 80
9 08/06/2025 08:33:40 -0.04,-104.74 0.42,-106.76 230.73 80
10 08/07/2025 08:12:16 -0.04,-104.74 -0.59,-102.24 285.61 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 7/25/2025
SNOs_Map_GOES-16_NOAA-21_20250726.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 07/25/2025 in txt file.

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