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: 6/18/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 06/19/2025 11:14:37 0.28, 61.28 -0.57, 57.57 422.71 80
2 06/20/2025 10:58:28 0.27, 61.27 0.48, 62.14 99.32 80
3 06/21/2025 23:17:27 -0.29, 61.31 0.71, 56.95 497.77 80
4 06/22/2025 23:01:18 -0.29, 61.31 -0.33, 61.52 23.48 80
5 06/25/2025 11:01:37 0.31, 61.27 0.21, 60.86 47.34 80
6 06/26/2025 10:45:27 0.30, 61.28 1.26, 65.43 473.78 80
7 06/27/2025 23:04:27 -0.33, 61.32 -0.07, 60.24 124.02 80
8 06/28/2025 22:48:17 -0.32, 61.33 -1.12, 64.81 397.04 80
9 06/30/2025 11:07:25 0.34, 61.29 -0.03, 59.57 194.91 80
10 07/01/2025 10:51:15 0.33, 61.29 0.96, 64.15 326.43 80

Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 6/18/2025
SNOs_Map_GOES-15_FY3D_20250619.jpg

Download SNOs between GOES-15 and FY3D since TLE EPOCH: 06/18/2025 in txt file.

Historical Predications of SNOs between GOES-15 and FY3D