Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and FY3D Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/12/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 07/12/2025 20:52:48 0.07, -89.51 0.88, -85.91 410.98 80
2 07/14/2025 09:11:47 -0.08, -89.36 0.31, -91.10 197.71 80
3 07/15/2025 08:55:36 -0.08, -89.29 -0.69, -86.52 315.43 80
4 07/16/2025 21:14:44 0.08, -89.21 -0.49, -91.74 288.84 80
5 07/17/2025 20:58:33 0.08, -89.13 0.52, -87.16 224.25 80
6 07/19/2025 09:17:33 -0.09, -88.98 0.67, -92.35 384.53 80
7 07/20/2025 09:01:22 -0.09, -88.90 -0.33, -87.77 128.57 80
8 07/21/2025 21:20:29 0.10, -88.82 -0.84, -92.99 475.48 80
9 07/22/2025 21:04:19 0.10, -88.75 0.17, -88.42 37.56 80
10 07/25/2025 09:04:28 -0.11, -88.52 0.01, -89.02 57.50 80
11 07/26/2025 08:48:17 -0.11, -88.45 -1.00, -84.45 456.43 80

Figure of GOES-17 and FY3D satellite orbits during SNOs since TLE Epoch: 7/12/2025
SNOs_Map_GOES-17_FY3D_20250713.jpg

Download SNOs between GOES-17 and FY3D since TLE EPOCH: 07/12/2025 in txt file.

Historical Predications of SNOs between GOES-17 and FY3D