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: 11/28/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 11/29/2025 19:27:02 -0.02, -89.50 -0.14, -90.09 66.87 80
2 11/30/2025 19:05:40 0.01, -89.51 0.90, -85.57 449.05 80
3 12/02/2025 07:30:08 0.05, -89.51 0.37, -90.82 149.65 80
4 12/03/2025 07:08:45 0.02, -89.51 -0.67, -86.30 365.60 80
5 12/04/2025 19:33:24 -0.08, -89.51 -0.57, -91.60 238.53 80
6 12/05/2025 19:12:01 -0.05, -89.51 0.48, -87.08 277.25 80
7 12/07/2025 07:36:31 0.11, -89.53 0.73, -92.34 320.49 80
8 12/08/2025 07:15:08 0.08, -89.53 -0.32, -87.83 194.96 80
9 12/09/2025 19:39:46 -0.13, -89.53 -0.92, -93.12 409.10 80
10 12/10/2025 19:18:24 -0.10, -89.54 0.13, -88.61 107.52 80
11 12/12/2025 07:42:52 0.16, -89.58 1.13, -93.86 487.83 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 11/28/2025
SNOs_Map_GOES-17_NOAA-20_20251129.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 11/28/2025 in txt file.

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