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: 3/13/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 03/13/2025 22:59:18 0.09, 61.25 0.65, 58.88 270.51 80
2 03/14/2025 22:43:12 0.09, 61.25 -0.39, 63.44 249.70 80
3 03/16/2025 11:05:04 -0.09, 61.32 -0.78, 58.19 356.02 80
4 03/17/2025 10:43:37 -0.09, 61.32 0.26, 62.75 163.73 80
5 03/18/2025 23:05:22 0.09, 61.25 0.93, 57.54 423.26 80
6 03/19/2025 22:49:15 0.09, 61.25 -0.12, 62.09 96.35 80
7 03/22/2025 10:49:39 -0.09, 61.34 -0.09, 61.42 9.16 80
8 03/24/2025 22:52:37 0.10, 61.29 0.21, 60.76 60.58 80
9 03/25/2025 22:36:29 0.10, 61.30 -0.80, 65.33 458.45 80
10 03/27/2025 10:58:21 -0.10, 61.39 -0.39, 60.09 148.47 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 3/13/2025
SNOs_Map_GOES-15_FY3D_20250314.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 03/13/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D