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: 9/18/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 09/18/2025 21:08:58 0.19, -89.50 0.36, -88.69 92.18 80
2 09/20/2025 09:33:15 -0.17, -89.49 0.85, -93.86 499.39 80
3 09/21/2025 09:11:45 -0.19, -89.50 -0.23, -89.30 22.21 80
4 09/23/2025 21:17:23 0.18, -89.53 0.11, -89.95 48.08 80
5 09/24/2025 20:55:53 0.19, -89.54 1.13, -85.38 474.34 80
6 09/26/2025 09:20:10 -0.17, -89.54 0.08, -90.55 116.11 80
7 09/27/2025 08:58:41 -0.18, -89.54 -1.01, -85.99 405.72 80
8 09/28/2025 21:23:08 0.16, -89.56 -0.19, -91.21 186.82 80
9 09/29/2025 21:01:38 0.17, -89.57 0.84, -86.63 335.56 80
10 10/01/2025 09:25:55 -0.15, -89.58 0.36, -91.80 253.95 80

Figure of GOES-17 and FY3D satellite orbits during SNOs since TLE Epoch: 9/18/2025
SNOs_Map_GOES-17_FY3D_20250919.jpg

Download SNOs between GOES-17 and FY3D since TLE EPOCH: 09/18/2025 in txt file.

Historical Predications of SNOs between GOES-17 and FY3D