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: 7/31/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 08/01/2025 11:04:30 0.47, 61.41 0.40, 61.10 35.41 80
2 08/02/2025 10:48:21 0.47, 61.42 1.43, 65.67 484.49 80
3 08/03/2025 23:10:01 -0.48, 61.47 -0.26, 60.47 113.66 80
4 08/04/2025 22:48:32 -0.48, 61.49 -1.29, 65.04 405.20 80
5 08/06/2025 11:10:19 0.48, 61.49 0.07, 59.83 190.27 80
6 08/07/2025 10:54:11 0.49, 61.50 1.17, 64.38 328.94 80
7 08/08/2025 23:15:50 -0.49, 61.56 0.05, 59.20 268.86 80
8 08/09/2025 22:54:20 -0.50, 61.58 -1.00, 63.77 249.56 80
9 08/11/2025 11:16:08 0.49, 61.59 -0.21, 58.55 347.21 80
10 08/12/2025 10:59:58 0.49, 61.61 0.83, 63.12 171.74 80
11 08/13/2025 23:21:38 -0.48, 61.66 0.37, 57.94 425.28 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 7/31/2025
SNOs_Map_GOES-15_FY3D_20250801.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 07/31/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D