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: 6/9/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 06/10/2025 10:46:49 0.20, 61.34 0.97, 64.71 384.23 80
2 06/11/2025 23:05:48 -0.23, 61.37 0.22, 59.52 211.88 80
3 06/12/2025 22:49:39 -0.22, 61.37 -0.82, 64.09 309.75 80
4 06/14/2025 11:08:48 0.25, 61.33 -0.32, 58.85 282.58 80
5 06/15/2025 10:52:39 0.24, 61.33 0.71, 63.42 239.00 80
6 06/16/2025 23:11:38 -0.26, 61.36 0.47, 58.24 357.47 80
7 06/17/2025 22:55:28 -0.25, 61.36 -0.57, 62.80 163.86 80
8 06/19/2025 11:14:38 0.28, 61.33 -0.56, 57.56 429.09 80
9 06/20/2025 10:58:27 0.27, 61.33 0.42, 62.15 92.09 80
10 06/22/2025 23:01:18 -0.29, 61.38 -0.33, 61.51 15.20 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 6/9/2025
SNOs_Map_GOES-15_FY3D_20250610.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 06/09/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D