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: 9/29/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 09/30/2025 23:17:04 -0.28, 61.34 -0.06, 60.33 114.45 80
2 10/01/2025 22:55:35 -0.32, 61.35 -1.16, 64.89 405.07 80
3 10/03/2025 11:20:00 0.25, 61.39 -0.13, 59.70 192.88 80
4 10/04/2025 10:58:30 0.30, 61.40 0.92, 64.27 327.51 80
5 10/05/2025 23:22:46 -0.22, 61.37 0.31, 59.11 258.52 80
6 10/06/2025 23:01:17 -0.26, 61.38 -0.80, 63.67 260.73 80
7 10/08/2025 11:25:41 0.18, 61.45 -0.52, 58.48 339.04 80
8 10/09/2025 11:04:11 0.23, 61.46 0.60, 63.04 180.69 80
9 10/10/2025 23:28:27 -0.15, 61.43 0.68, 57.89 405.20 80
10 10/11/2025 23:06:57 -0.19, 61.46 -0.44, 62.44 113.12 80
11 10/13/2025 11:31:22 0.11, 61.54 -0.85, 57.25 488.98 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 9/29/2025
SNOs_Map_GOES-15_FY3D_20250930.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 09/29/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D