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: 8/17/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 08/17/2025 21:13:15 0.17, -89.51 0.00, -90.25 84.44 0
2 08/18/2025 20:55:46 0.18, -89.51 1.04, -85.68 436.78 80
3 08/20/2025 09:17:25 -0.18, -89.48 0.15, -90.87 158.64 80
4 08/21/2025 08:55:56 -0.18, -89.48 -0.90, -86.30 362.77 80
5 08/22/2025 21:17:44 0.18, -89.53 -0.27, -91.53 228.22 80
6 08/23/2025 21:01:35 0.19, -89.54 0.78, -86.96 294.04 80
7 08/25/2025 09:23:14 -0.18, -89.52 0.40, -92.15 299.20 80
8 08/26/2025 09:01:44 -0.19, -89.53 -0.65, -87.58 223.13 80
9 08/27/2025 21:23:32 0.18, -89.58 -0.57, -92.79 367.24 80
10 08/28/2025 21:07:22 0.19, -89.59 0.48, -88.23 155.51 80
11 08/30/2025 09:29:01 -0.18, -89.59 0.69, -93.42 436.79 80
12 08/31/2025 09:07:32 -0.19, -89.60 -0.36, -88.85 85.55 80

Figure of GOES-17 and FY3D satellite orbits during SNOs since TLE Epoch: 8/17/2025
SNOs_Map_GOES-17_FY3D_20250818.jpg

Download SNOs between GOES-17 and FY3D since TLE EPOCH: 08/17/2025 in txt file.

Historical Predications of SNOs between GOES-17 and FY3D