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: 4/13/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 04/14/2025 22:06:55 0.01,-104.40 -0.63,-107.21 320.92 80
2 04/15/2025 21:50:46 0.01,-104.39 0.39,-102.64 199.39 80
3 04/17/2025 10:12:28 -0.01,-104.38 0.76,-107.85 395.43 80
4 04/18/2025 09:51:00 -0.01,-104.37 -0.26,-103.28 124.39 80
5 04/19/2025 22:12:50 0.01,-104.37 -0.92,-108.52 472.08 80
6 04/20/2025 21:56:42 0.00,-104.37 0.11,-103.95 48.15 80
7 04/23/2025 09:59:35 0.00,-104.35 0.04,-104.58 25.93 80
8 04/24/2025 09:38:06 -0.00,-104.35 -0.99,-100.02 494.12 80
9 04/25/2025 21:59:55 -0.00,-104.35 -0.23,-105.24 102.42 80
10 04/26/2025 21:43:48 0.00,-104.35 0.86,-100.69 418.00 80

Figure of GOES-17 and FY3D satellite orbits during SNOs since TLE Epoch: 4/13/2025
SNOs_Map_GOES-17_FY3D_20250414.jpg

Download SNOs between GOES-17 and FY3D since TLE EPOCH: 04/13/2025 in txt file.

Historical Predications of SNOs between GOES-17 and FY3D