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: 7/20/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 07/21/2025 11:11:46 0.44, 61.31 -0.05, 59.06 256.12 80
2 07/22/2025 10:55:35 0.44, 61.31 0.95, 63.64 264.38 80
3 07/23/2025 23:17:15 -0.45, 61.37 0.23, 58.45 334.39 80
4 07/24/2025 22:55:45 -0.45, 61.39 -0.83, 63.01 185.63 80
5 07/26/2025 11:17:33 0.46, 61.36 -0.33, 57.79 406.81 80
6 07/27/2025 11:01:22 0.46, 61.37 0.68, 62.37 113.85 80
7 07/28/2025 23:23:01 -0.46, 61.42 0.50, 57.18 483.59 80
8 07/29/2025 23:01:31 -0.47, 61.43 -0.51, 61.76 36.52 80
9 08/01/2025 11:04:28 0.47, 61.42 0.37, 61.11 36.87 80
10 08/02/2025 10:48:18 0.47, 61.44 1.45, 65.67 483.20 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 7/20/2025
SNOs_Map_GOES-15_FY3D_20250721.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 07/20/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D