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: 4/15/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 04/15/2025 22:41:31 0.06, 61.34 -0.67, 64.63 374.49 80
2 04/17/2025 11:00:42 -0.05, 61.38 -0.51, 59.39 227.40 80
3 04/18/2025 10:44:33 -0.05, 61.40 0.51, 63.96 291.79 80
4 04/19/2025 23:03:36 0.04, 61.40 0.63, 58.75 301.53 80
5 04/20/2025 22:47:27 0.05, 61.41 -0.40, 63.32 217.70 80
6 04/22/2025 11:06:37 -0.03, 61.46 -0.77, 58.08 384.48 80
7 04/23/2025 10:50:28 -0.04, 61.47 0.20, 62.66 134.46 80
8 04/24/2025 23:09:29 0.03, 61.48 0.97, 57.46 459.77 80
9 04/25/2025 22:53:21 0.03, 61.50 -0.06, 62.02 59.17 80
10 04/28/2025 10:53:43 -0.02, 61.57 -0.05, 61.35 25.25 80
11 04/29/2025 10:37:34 -0.03, 61.60 0.99, 65.91 492.81 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 4/15/2025
SNOs_Map_GOES-15_FY3D_20250416.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 04/15/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D