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: 10/3/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/04/2025 07:34:59 -0.23, -89.48 0.35, -92.20 308.78 80
2 10/05/2025 07:13:32 -0.24, -89.49 -0.63, -87.65 208.35 80
3 10/06/2025 19:38:07 0.23, -89.52 -0.55, -92.95 390.61 80
4 10/07/2025 19:16:41 0.24, -89.53 0.49, -88.41 127.07 80
5 10/09/2025 07:41:07 -0.21, -89.51 0.72, -93.66 473.73 80
6 10/10/2025 07:19:41 -0.23, -89.51 -0.32, -89.13 43.35 80
7 10/12/2025 19:25:29 0.22, -89.54 0.16, -89.88 38.68 80
8 10/13/2025 19:04:02 0.24, -89.55 1.16, -85.34 479.05 80
9 10/15/2025 07:28:28 -0.22, -89.54 0.04, -90.59 120.82 80
10 10/16/2025 07:07:02 -0.23, -89.55 -1.01, -86.06 396.97 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/3/2025
SNOs_Map_GOES-17_NOAA-20_20251004.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 10/03/2025 in txt file.

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