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: 11/25/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 11/26/2025 10:58:14 -0.34, 61.64 0.66, 65.90 486.90 80
2 11/27/2025 23:22:29 0.43, 61.53 0.62, 60.75 89.05 80
3 11/28/2025 23:00:57 0.38, 61.52 -0.46, 65.32 433.34 80
4 11/30/2025 11:25:19 -0.47, 61.60 -0.79, 60.14 165.99 80
5 12/01/2025 11:03:48 -0.42, 61.58 0.30, 64.71 356.86 80
6 12/02/2025 23:28:02 0.51, 61.48 0.97, 59.56 219.11 80
7 12/03/2025 23:06:31 0.46, 61.48 -0.12, 64.13 302.63 80
8 12/05/2025 11:30:52 -0.55, 61.58 -1.17, 58.96 299.16 80
9 12/06/2025 11:09:21 -0.51, 61.57 -0.08, 63.53 222.88 80
10 12/07/2025 23:33:36 0.59, 61.47 1.28, 58.37 353.34 80
11 12/08/2025 23:12:04 0.55, 61.47 0.18, 62.94 168.13 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 11/25/2025
SNOs_Map_GOES-15_FY3D_20251126.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 11/25/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D