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: 9/23/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 09/24/2025 23:30:11 -0.30, 61.33 0.66, 57.00 492.75 80
2 09/25/2025 23:08:41 -0.34, 61.33 -0.37, 61.58 27.37 80
3 09/28/2025 11:14:18 0.30, 61.37 0.22, 60.93 49.52 80
4 09/29/2025 10:52:48 0.34, 61.37 1.31, 65.49 470.86 80
5 09/30/2025 23:17:05 -0.28, 61.36 -0.06, 60.33 116.67 80
6 10/01/2025 22:55:34 -0.32, 61.37 -1.10, 64.90 402.49 80
7 10/03/2025 11:20:00 0.25, 61.42 -0.12, 59.70 196.21 80
8 10/04/2025 10:58:30 0.29, 61.43 0.92, 64.27 323.78 80
9 10/05/2025 23:22:46 -0.22, 61.40 0.32, 59.11 262.70 80
10 10/06/2025 23:01:17 -0.26, 61.42 -0.79, 63.66 256.16 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 9/23/2025
SNOs_Map_GOES-15_FY3D_20250924.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 09/23/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D