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: 10/4/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 10/05/2025 23:22:46 -0.22, 61.34 0.31, 59.11 255.31 80
2 10/06/2025 23:01:16 -0.27, 61.35 -0.80, 63.67 264.61 80
3 10/08/2025 11:25:42 0.19, 61.40 -0.46, 58.47 333.63 80
4 10/09/2025 11:04:11 0.23, 61.40 0.61, 63.04 186.84 80
5 10/10/2025 23:28:26 -0.15, 61.37 0.67, 57.89 398.30 80
6 10/11/2025 23:06:57 -0.19, 61.39 -0.46, 62.44 120.68 80
7 10/13/2025 11:31:21 0.11, 61.46 -0.84, 57.25 480.00 80
8 10/14/2025 11:09:51 0.16, 61.47 0.24, 61.82 39.79 80
9 10/16/2025 23:15:16 -0.12, 61.45 -0.05, 61.24 25.27 80
10 10/17/2025 22:53:46 -0.17, 61.47 -1.19, 65.79 493.92 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 10/4/2025
SNOs_Map_GOES-15_FY3D_20251005.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 10/04/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D