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: 11/29/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 11/29/2025 19:25:44 -0.02, -89.50 0.00, -90.12 69.04 0
2 11/30/2025 19:05:39 0.01, -89.51 0.86, -85.56 449.21 80
3 12/02/2025 07:30:08 0.05, -89.52 0.35, -90.82 149.43 80
4 12/03/2025 07:08:46 0.02, -89.52 -0.69, -86.30 365.84 80
5 12/04/2025 19:33:24 -0.08, -89.51 -0.55, -91.60 238.11 80
6 12/05/2025 19:12:02 -0.05, -89.52 0.50, -87.08 277.73 80
7 12/07/2025 07:36:30 0.11, -89.54 0.77, -92.34 319.95 80
8 12/08/2025 07:15:07 0.08, -89.54 -0.28, -87.82 195.60 80
9 12/09/2025 19:39:46 -0.13, -89.54 -0.95, -93.12 408.33 80
10 12/10/2025 19:18:23 -0.10, -89.55 0.10, -88.60 108.34 80
11 12/12/2025 07:42:53 0.16, -89.59 1.10, -93.86 486.90 80
12 12/13/2025 07:21:30 0.12, -89.60 0.05, -89.35 29.64 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 11/29/2025
SNOs_Map_GOES-17_NOAA-20_20251130.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 11/29/2025 in txt file.

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