Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/25/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/27/2025 09:35:46 0.28, 61.55 -0.60, 57.70 439.02 80
2 10/28/2025 09:14:25 0.33, 61.56 0.45, 62.21 74.18 80
3 10/30/2025 21:20:13 -0.29, 61.60 -0.24, 61.47 15.60 80
4 10/31/2025 20:58:52 -0.34, 61.62 -1.30, 65.98 496.42 80
5 11/02/2025 09:23:30 0.26, 61.66 0.02, 60.68 111.24 80
6 11/03/2025 09:02:09 0.30, 61.67 1.08, 65.20 401.49 80
7 11/04/2025 21:26:39 -0.21, 61.69 0.17, 59.93 200.07 80
8 11/05/2025 21:05:18 -0.26, 61.72 -0.90, 64.44 311.07 80
9 11/07/2025 09:29:55 0.17, 61.79 -0.43, 59.16 299.46 80
10 11/08/2025 09:08:33 0.22, 61.81 0.64, 63.67 212.24 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/25/2025
SNOs_Map_GOES-15_NOAA-20_20251026.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 10/25/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NOAA-20