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: 9/7/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 09/08/2025 21:00:07 0.20, -89.51 0.98, -86.19 380.19 80
2 09/10/2025 09:21:44 -0.19, -89.50 0.26, -91.35 212.30 80
3 09/11/2025 09:00:15 -0.20, -89.50 -0.82, -86.79 309.01 80
4 09/12/2025 21:24:42 0.18, -89.52 -0.40, -92.01 284.31 80
5 09/13/2025 21:03:12 0.19, -89.52 0.68, -87.44 237.26 80
6 09/15/2025 09:27:30 -0.18, -89.51 0.55, -92.61 354.65 80
7 09/16/2025 09:06:00 -0.19, -89.51 -0.53, -88.05 166.67 80
8 09/17/2025 21:30:27 0.18, -89.53 -0.68, -93.27 426.52 80
9 09/18/2025 21:08:58 0.19, -89.54 0.40, -88.70 95.77 80
10 09/20/2025 09:33:15 -0.18, -89.55 0.81, -93.88 493.95 80
11 09/21/2025 09:11:46 -0.19, -89.56 -0.27, -89.31 28.52 80

Figure of GOES-17 and FY3D satellite orbits during SNOs since TLE Epoch: 9/7/2025
SNOs_Map_GOES-17_FY3D_20250908.jpg

Download SNOs between GOES-17 and FY3D since TLE EPOCH: 09/07/2025 in txt file.

Historical Predications of SNOs between GOES-17 and FY3D