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: 10/29/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/31/2025 07:29:07 -0.16, -89.49 0.14, -90.70 138.85 80
2 11/01/2025 07:07:46 -0.18, -89.49 -0.92, -86.19 376.16 80
3 11/02/2025 19:32:25 0.14, -89.51 -0.30, -91.49 226.33 80
4 11/03/2025 19:11:04 0.16, -89.51 0.76, -86.98 289.37 80
5 11/05/2025 07:35:34 -0.12, -89.50 0.48, -92.24 312.08 80
6 11/06/2025 07:14:11 -0.14, -89.50 -0.52, -87.72 202.98 80
7 11/07/2025 19:38:51 0.10, -89.52 -0.69, -93.03 400.36 80
8 11/08/2025 19:17:29 0.12, -89.52 0.38, -88.52 115.22 80
9 11/10/2025 07:42:00 -0.08, -89.52 0.86, -93.78 485.24 80
10 11/11/2025 07:20:37 -0.11, -89.52 -0.16, -89.26 30.11 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/29/2025
SNOs_Map_GOES-17_NOAA-20_20251030.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 10/29/2025 in txt file.

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