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: 11/27/2025
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 -0.16, -90.08 66.99 80
2 11/30/2025 19:05:39 0.01, -89.50 0.88, -85.56 448.83 80
3 12/02/2025 07:30:09 0.05, -89.51 0.34, -90.83 149.88 80
4 12/03/2025 07:08:46 0.02, -89.51 -0.70, -86.31 365.29 80
5 12/04/2025 19:33:24 -0.08, -89.51 -0.54, -91.61 238.97 80
6 12/05/2025 19:12:02 -0.05, -89.51 0.51, -87.09 276.75 80
7 12/07/2025 07:36:30 0.11, -89.53 0.76, -92.34 321.05 80
8 12/08/2025 07:15:08 0.08, -89.53 -0.29, -87.82 194.36 80
9 12/09/2025 19:39:46 -0.13, -89.52 -0.94, -93.12 409.80 80
10 12/10/2025 19:18:24 -0.10, -89.54 0.11, -88.60 106.72 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 11/27/2025
SNOs_Map_GOES-17_NOAA-20_20251128.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 11/27/2025 in txt file.

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