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: 11/7/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 11/07/2025 19:37:42 0.10, -89.51 0.00, -93.18 408.74 0
2 11/08/2025 19:17:29 0.12, -89.51 0.36, -88.51 113.97 80
3 11/10/2025 07:41:59 -0.08, -89.49 0.87, -93.78 487.97 80
4 11/11/2025 07:20:37 -0.11, -89.49 -0.15, -89.25 26.88 80
5 11/13/2025 19:26:34 0.09, -89.51 -0.05, -90.04 60.19 80
6 11/14/2025 19:05:12 0.12, -89.52 1.03, -85.53 456.00 80
7 11/16/2025 07:29:41 -0.07, -89.53 0.24, -90.78 143.66 80
8 11/17/2025 07:08:20 -0.09, -89.53 -0.84, -86.27 372.18 80
9 11/18/2025 19:32:58 0.04, -89.55 -0.42, -91.57 229.94 80
10 11/19/2025 19:11:36 0.07, -89.57 0.60, -87.05 286.59 80
11 11/21/2025 07:36:06 -0.02, -89.58 0.59, -92.32 311.74 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 11/7/2025
SNOs_Map_GOES-17_NOAA-20_20251108.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 11/07/2025 in txt file.

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