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: 10/14/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/15/2025 07:28:29 -0.22, -89.48 0.05, -90.59 127.41 80
2 10/16/2025 07:07:03 -0.23, -89.48 -1.00, -86.06 389.45 80
3 10/17/2025 19:31:36 0.21, -89.52 -0.21, -91.34 208.71 80
4 10/18/2025 19:10:11 0.23, -89.52 0.84, -86.81 309.17 80
5 10/20/2025 07:34:36 -0.20, -89.51 0.36, -92.06 291.00 80
6 10/21/2025 07:13:10 -0.21, -89.51 -0.63, -87.52 226.58 80
7 10/22/2025 19:37:43 0.18, -89.55 -0.57, -92.81 371.52 80
8 10/23/2025 19:16:18 0.20, -89.56 0.49, -88.28 146.60 80
9 10/25/2025 07:40:43 -0.17, -89.55 0.70, -93.53 452.48 80
10 10/26/2025 07:19:16 -0.19, -89.56 -0.30, -88.99 65.07 80
11 10/28/2025 19:25:03 0.17, -89.60 0.12, -89.73 15.57 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/14/2025
SNOs_Map_GOES-17_NOAA-20_20251015.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 10/14/2025 in txt file.

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