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: 5/23/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 05/24/2025 11:04:15 0.11, 61.55 -0.38, 59.44 240.39 80
2 05/25/2025 10:48:06 0.10, 61.54 0.64, 64.02 282.40 80
3 05/26/2025 23:07:06 -0.14, 61.55 0.49, 58.82 311.95 80
4 05/27/2025 22:50:57 -0.13, 61.54 -0.52, 63.39 210.43 80
5 05/29/2025 11:10:07 0.15, 61.49 -0.60, 58.15 381.41 80
6 05/30/2025 10:53:58 0.14, 61.48 0.42, 62.72 140.88 80
7 05/31/2025 23:12:58 -0.17, 61.50 0.71, 57.52 453.84 80
8 06/01/2025 22:56:48 -0.16, 61.49 -0.31, 62.09 68.61 80
9 06/04/2025 10:57:08 0.17, 61.43 0.16, 61.43 0.61 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 5/23/2025
SNOs_Map_GOES-15_FY3D_20250524.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 05/23/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D