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: 1/20/2026
Index Date Time (GOES-17) GOES-17 Lat,Lon FY3D Lat,Lon Distance(km) Time Diff (sec)
1 01/22/2026 21:30:06 -0.58, -89.47 -0.75, -90.15 78.01 80
2 01/23/2026 21:13:53 -0.58, -89.47 0.28, -85.56 445.37 80
3 01/25/2026 09:35:26 0.59, -89.53 0.88, -90.72 136.54 80
4 01/26/2026 09:13:53 0.59, -89.53 -0.21, -86.15 386.65 80
5 01/27/2026 21:35:36 -0.59, -89.47 -1.00, -91.34 212.70 80
6 01/28/2026 21:19:22 -0.60, -89.47 0.03, -86.75 310.63 80
7 01/30/2026 09:38:15 0.60, -89.53 1.13, -91.91 271.16 80
8 01/31/2026 09:22:02 0.61, -89.53 0.10, -87.32 252.32 80
9 02/01/2026 21:41:04 -0.60, -89.47 -1.31, -92.51 346.66 80
10 02/02/2026 21:24:51 -0.61, -89.48 -0.28, -87.92 177.47 80

Figure of GOES-17 and FY3D satellite orbits during SNOs since TLE Epoch: 1/20/2026
SNOs_Map_GOES-17_FY3D_20260121.jpg

Download SNOs between GOES-17 and FY3D since TLE EPOCH: 01/20/2026 in txt file.

Historical Predications of SNOs between GOES-17 and FY3D