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: 10/13/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/15/2025 07:28:28 -0.22, -89.48 0.06, -90.59 127.39 80
2 10/16/2025 07:07:03 -0.23, -89.48 -0.99, -86.06 389.54 80
3 10/17/2025 19:31:36 0.21, -89.52 -0.22, -91.34 208.61 80
4 10/18/2025 19:10:11 0.23, -89.53 0.83, -86.81 309.32 80
5 10/20/2025 07:34:36 -0.20, -89.51 0.38, -92.06 290.73 80
6 10/21/2025 07:13:11 -0.21, -89.52 -0.68, -87.53 226.87 80
7 10/22/2025 19:37:43 0.18, -89.55 -0.58, -92.80 371.20 80
8 10/23/2025 19:16:17 0.20, -89.56 0.48, -88.27 146.97 80
9 10/25/2025 07:40:43 -0.17, -89.56 0.71, -93.53 451.99 80
10 10/26/2025 07:19:16 -0.19, -89.57 -0.29, -88.98 65.63 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/13/2025
SNOs_Map_GOES-17_NOAA-20_20251014.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 10/13/2025 in txt file.

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