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: 8/18/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 08/19/2025 23:08:37 -0.49, 61.69 -0.38, 61.24 51.44 80
2 08/20/2025 22:47:08 -0.51, 61.71 -1.43, 65.80 467.01 80
3 08/22/2025 11:08:56 0.49, 61.71 0.26, 60.58 128.24 80
4 08/23/2025 10:52:47 0.50, 61.72 1.31, 65.15 391.24 80
5 08/24/2025 23:14:25 -0.48, 61.77 -0.07, 59.97 204.75 80
6 08/25/2025 22:52:55 -0.50, 61.79 -1.12, 64.54 313.78 80
7 08/27/2025 11:17:23 0.46, 61.80 -0.10, 59.32 282.75 80
8 08/28/2025 10:58:33 0.48, 61.82 0.95, 63.89 236.36 80
9 08/29/2025 23:20:12 -0.45, 61.86 0.28, 58.72 358.91 80
10 08/30/2025 22:58:42 -0.47, 61.89 -0.78, 63.28 158.82 80
11 09/01/2025 11:23:09 0.44, 61.93 -0.45, 58.07 440.13 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 8/18/2025
SNOs_Map_GOES-15_FY3D_20250819.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 08/18/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D