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: 11/4/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 11/05/2025 21:05:18 -0.26, 61.67 -0.90, 64.45 317.07 80
2 11/07/2025 09:29:56 0.17, 61.71 -0.37, 59.15 290.72 80
3 11/08/2025 09:08:34 0.22, 61.72 0.64, 63.68 222.02 80
4 11/09/2025 21:33:04 -0.13, 61.74 0.60, 58.41 378.80 80
5 11/10/2025 21:11:42 -0.19, 61.76 -0.47, 62.92 132.59 80
6 11/12/2025 09:36:20 0.10, 61.83 -0.86, 57.64 477.26 80
7 11/13/2025 09:14:58 0.15, 61.84 0.21, 62.15 35.41 80
8 11/15/2025 21:20:46 -0.10, 61.86 -0.00, 61.41 51.45 80
9 11/16/2025 20:59:25 -0.15, 61.89 -1.08, 65.92 459.95 80
10 11/18/2025 09:24:02 0.05, 61.96 -0.25, 60.64 150.80 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 11/4/2025
SNOs_Map_GOES-15_NOAA-20_20251105.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 11/04/2025 in txt file.

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