Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/24/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/25/2025 07:41:22 -0.16, -89.49 0.79, -93.68 477.37 80
2 10/26/2025 07:20:01 -0.18, -89.49 -0.26, -89.16 37.10 80
3 10/28/2025 19:25:59 0.17, -89.50 0.09, -89.96 51.34 80
4 10/29/2025 19:04:36 0.19, -89.50 1.09, -85.43 463.91 80
5 10/31/2025 07:29:08 -0.16, -89.49 0.11, -90.71 138.64 80
6 11/01/2025 07:07:46 -0.18, -89.49 -0.95, -86.19 376.38 80
7 11/02/2025 19:32:24 0.14, -89.51 -0.32, -91.49 226.36 80
8 11/03/2025 19:11:03 0.17, -89.51 0.74, -86.98 289.35 80
9 11/05/2025 07:35:33 -0.12, -89.51 0.51, -92.24 311.84 80
10 11/06/2025 07:14:12 -0.14, -89.51 -0.56, -87.73 203.26 80
11 11/07/2025 19:38:50 0.10, -89.52 -0.70, -93.02 400.22 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/24/2025
SNOs_Map_GOES-17_NOAA-20_20251025.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 10/24/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-20