Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and FY3D Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/9/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 10/10/2025 23:28:27 -0.15, 61.36 0.66, 57.89 396.65 80
2 10/11/2025 23:06:57 -0.20, 61.37 -0.46, 62.44 122.71 80
3 10/13/2025 11:31:22 0.11, 61.43 -0.85, 57.26 476.77 80
4 10/14/2025 11:09:52 0.16, 61.44 0.28, 61.81 43.59 80
5 10/16/2025 23:15:17 -0.13, 61.41 -0.06, 61.23 20.97 80
6 10/17/2025 22:53:47 -0.17, 61.42 -1.19, 65.79 498.51 80
7 10/19/2025 11:18:12 0.09, 61.49 -0.09, 60.60 101.20 80
8 10/20/2025 10:56:41 0.14, 61.49 0.98, 65.17 419.13 80
9 10/21/2025 23:20:57 -0.05, 61.45 0.30, 60.01 164.39 80
10 10/22/2025 22:59:27 -0.10, 61.47 -0.83, 64.57 354.59 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 10/9/2025
SNOs_Map_GOES-15_FY3D_20251010.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 10/09/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D