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: 9/21/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 09/22/2025 11:27:24 0.33, 61.36 -0.51, 57.60 427.63 80
2 09/23/2025 11:05:55 0.36, 61.35 0.58, 62.17 93.68 80
3 09/24/2025 23:30:11 -0.30, 61.33 0.69, 57.01 493.43 80
4 09/25/2025 23:08:42 -0.34, 61.34 -0.40, 61.57 26.47 80
5 09/28/2025 11:14:17 0.30, 61.38 0.18, 60.94 50.67 80
6 09/29/2025 10:52:48 0.34, 61.38 1.27, 65.50 469.62 80
7 09/30/2025 23:17:05 -0.27, 61.37 -0.07, 60.33 118.22 80
8 10/01/2025 22:55:35 -0.32, 61.38 -1.10, 64.90 400.80 80
9 10/03/2025 11:20:01 0.25, 61.43 -0.13, 59.69 198.09 80
10 10/04/2025 10:58:32 0.29, 61.44 0.97, 64.25 321.74 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 9/21/2025
SNOs_Map_GOES-15_FY3D_20250922.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 09/21/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D