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: 8/22/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 08/23/2025 10:52:46 0.50, 61.72 1.28, 65.15 391.44 80
2 08/24/2025 23:14:25 -0.48, 61.77 -0.05, 59.98 204.68 80
3 08/25/2025 22:52:55 -0.50, 61.79 -1.10, 64.55 313.83 80
4 08/27/2025 11:14:43 0.47, 61.80 -0.08, 59.32 282.77 80
5 08/28/2025 10:58:34 0.48, 61.82 0.97, 63.89 236.30 80
6 08/29/2025 23:20:12 -0.45, 61.86 0.25, 58.71 359.11 80
7 08/30/2025 22:58:43 -0.48, 61.89 -0.80, 63.28 158.55 80
8 09/01/2025 11:23:10 0.44, 61.93 -0.43, 58.06 440.47 80
9 09/02/2025 11:01:41 0.47, 61.95 0.62, 62.63 77.67 80
10 09/04/2025 23:04:56 -0.46, 62.02 -0.46, 62.02 0.31 53

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 8/22/2025
SNOs_Map_GOES-15_FY3D_20250823.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 08/22/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D