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: 7/19/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 07/20/2025 09:01:24 -0.09, -89.49 -0.45, -87.79 192.40 80
2 07/21/2025 21:20:31 0.10, -89.52 -0.72, -93.02 399.09 80
3 07/22/2025 21:04:22 0.10, -89.52 0.35, -88.45 122.27 80
4 07/24/2025 09:26:01 -0.11, -89.49 0.84, -93.64 473.60 80
5 07/25/2025 09:07:12 -0.11, -89.49 -0.23, -89.08 48.25 80
6 07/27/2025 21:07:29 0.12, -89.55 0.08, -89.72 19.58 80
7 07/30/2025 09:12:57 -0.12, -89.54 0.09, -90.33 91.12 80
8 07/31/2025 08:53:08 -0.12, -89.55 -0.99, -85.77 431.65 20
9 08/01/2025 21:13:15 0.13, -89.61 -0.17, -91.00 157.64 80

Figure of GOES-17 and FY3D satellite orbits during SNOs since TLE Epoch: 7/19/2025
SNOs_Map_GOES-17_FY3D_20250720.jpg

Download SNOs between GOES-17 and FY3D since TLE EPOCH: 07/19/2025 in txt file.

Historical Predications of SNOs between GOES-17 and FY3D