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: 9/8/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 09/09/2025 23:12:57 -0.43, 61.38 -0.29, 60.75 72.15 80
2 09/10/2025 22:51:27 -0.46, 61.37 -1.36, 65.31 449.62 80
3 09/12/2025 11:15:54 0.41, 61.35 0.14, 60.10 142.78 80
4 09/13/2025 10:54:25 0.44, 61.34 1.22, 64.66 379.36 80
5 09/14/2025 23:18:42 -0.39, 61.32 0.01, 59.49 208.88 80
6 09/15/2025 22:57:13 -0.42, 61.32 -1.07, 64.05 311.99 80
7 09/17/2025 11:21:39 0.37, 61.32 -0.20, 58.85 282.37 80
8 09/18/2025 11:00:10 0.41, 61.31 0.88, 63.41 239.43 80
9 09/19/2025 23:24:27 -0.35, 61.29 0.34, 58.24 347.22 80
10 09/20/2025 23:02:57 -0.39, 61.28 -0.75, 62.80 173.77 80
11 09/22/2025 11:27:24 0.32, 61.30 -0.51, 57.60 421.49 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 9/8/2025
SNOs_Map_GOES-15_FY3D_20250909.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 09/08/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D