Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and FY3D Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/22/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 07/22/2025 21:04:22 0.10, -89.51 0.35, -88.45 121.42 80
2 07/24/2025 09:26:01 -0.11, -89.47 0.83, -93.64 475.32 80
3 07/25/2025 09:04:31 -0.11, -89.47 -0.18, -89.06 46.05 80
4 07/27/2025 21:07:29 0.12, -89.52 0.09, -89.72 23.12 80
5 07/28/2025 20:51:18 0.12, -89.52 1.10, -85.15 499.01 80
6 07/30/2025 09:12:57 -0.12, -89.50 0.08, -90.33 95.94 80
7 07/31/2025 08:54:08 -0.12, -89.50 -0.99, -85.77 426.27 80
8 08/01/2025 21:13:14 0.13, -89.55 -0.22, -90.98 163.76 80
9 08/02/2025 20:57:05 0.13, -89.56 0.86, -86.42 358.55 80
10 08/04/2025 09:18:44 -0.14, -89.53 0.32, -91.61 236.11 80
11 08/05/2025 08:57:14 -0.14, -89.54 -0.70, -87.03 286.07 80

Figure of GOES-17 and FY3D satellite orbits during SNOs since TLE Epoch: 7/22/2025
SNOs_Map_GOES-17_FY3D_20250723.jpg

Download SNOs between GOES-17 and FY3D since TLE EPOCH: 07/22/2025 in txt file.

Historical Predications of SNOs between GOES-17 and FY3D