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: 12/23/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 12/23/2025 23:31:18 0.75, 61.30 1.20, 59.40 217.16 80
2 12/24/2025 23:09:46 0.72, 61.30 0.14, 63.98 304.98 80
3 12/26/2025 11:34:08 -0.77, 61.41 -1.36, 58.79 298.59 80
4 12/27/2025 11:12:36 -0.75, 61.41 -0.30, 63.37 223.85 80
5 12/28/2025 23:36:50 0.80, 61.29 1.49, 58.21 351.84 80
6 12/29/2025 23:15:18 0.77, 61.30 0.42, 62.79 169.80 80
7 12/31/2025 11:39:39 -0.82, 61.43 -1.71, 57.61 435.97 80
8 01/01/2026 11:18:06 -0.80, 61.44 -0.65, 62.19 85.65 80
9 01/02/2026 23:42:21 0.85, 61.34 1.82, 57.03 490.98 80
10 01/03/2026 23:20:48 0.83, 61.35 0.76, 61.61 30.19 80
11 01/06/2026 11:26:17 -0.86, 61.50 -0.98, 61.01 55.40 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 12/23/2025
SNOs_Map_GOES-15_FY3D_20251224.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 12/23/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D