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: 9/20/2026
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 09/21/2026 11:38:33 0.63, 63.36 1.07, 65.20 209.39 80
2 09/23/2026 00:02:38 -0.45, 63.25 0.24, 60.10 358.75 80
3 09/23/2026 23:41:03 -0.56, 63.25 -0.89, 64.68 163.18 80
4 09/25/2026 12:05:16 0.37, 63.37 -0.50, 59.57 434.52 80
5 09/26/2026 11:43:40 0.48, 63.38 0.64, 64.15 87.40 80
6 09/28/2026 00:07:46 -0.28, 63.27 0.66, 59.05 480.76 80
7 09/28/2026 23:46:10 -0.40, 63.28 -0.49, 63.63 40.61 80
8 10/01/2026 11:51:27 0.29, 63.43 0.19, 63.11 36.96 80
9 10/02/2026 11:29:53 0.41, 63.44 1.40, 67.68 483.82 80
10 10/03/2026 23:53:57 -0.21, 63.35 -0.07, 62.59 85.79 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 9/20/2026
SNOs_Map_GOES-15_FY3D_20260921.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 09/20/2026 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D