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: 11/8/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 11/08/2025 19:18:44 0.12, -89.51 0.35, -88.51 114.03 5
2 11/10/2025 07:41:59 -0.08, -89.49 0.88, -93.77 488.07 80
3 11/11/2025 07:20:37 -0.11, -89.49 -0.14, -89.25 26.83 80
4 11/13/2025 19:26:33 0.09, -89.51 -0.05, -90.03 60.30 80
5 11/14/2025 19:05:12 0.12, -89.52 1.02, -85.52 455.90 80
6 11/16/2025 07:29:42 -0.07, -89.53 0.18, -90.79 143.89 80
7 11/17/2025 07:08:20 -0.09, -89.53 -0.84, -86.27 371.94 80
8 11/18/2025 19:32:58 0.04, -89.55 -0.42, -91.57 230.11 80
9 11/19/2025 19:11:36 0.07, -89.56 0.61, -87.05 286.40 80
10 11/21/2025 07:36:06 -0.02, -89.58 0.59, -92.32 312.05 80
11 11/22/2025 07:14:44 -0.04, -89.58 -0.44, -87.80 203.80 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 11/8/2025
SNOs_Map_GOES-17_NOAA-20_20251109.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 11/08/2025 in txt file.

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