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: 9/21/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 09/23/2025 21:17:22 0.18, -89.52 0.06, -89.94 48.48 80
2 09/24/2025 20:55:53 0.19, -89.53 1.15, -85.38 473.77 80
3 09/26/2025 09:20:10 -0.17, -89.53 0.06, -90.55 116.78 80
4 09/27/2025 08:58:40 -0.18, -89.53 -0.97, -85.98 404.94 80
5 09/28/2025 21:23:07 0.16, -89.55 -0.22, -91.19 187.83 80
6 09/29/2025 21:01:37 0.17, -89.56 0.81, -86.62 334.41 80
7 10/01/2025 09:25:54 -0.15, -89.56 0.39, -91.79 255.23 80
8 10/02/2025 09:04:25 -0.17, -89.57 -0.71, -87.23 266.70 80
9 10/03/2025 21:28:51 0.14, -89.59 -0.53, -92.44 326.01 80
10 10/04/2025 21:07:21 0.16, -89.60 0.57, -87.88 196.74 80

Figure of GOES-17 and FY3D satellite orbits during SNOs since TLE Epoch: 9/21/2025
SNOs_Map_GOES-17_FY3D_20250922.jpg

Download SNOs between GOES-17 and FY3D since TLE EPOCH: 09/21/2025 in txt file.

Historical Predications of SNOs between GOES-17 and FY3D