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: 8/25/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 08/25/2025 19:23:28 0.19, -89.51 0.08, -90.13 69.08 80
2 08/26/2025 19:07:22 0.18, -89.52 1.06, -85.59 448.30 80
3 08/28/2025 07:29:10 -0.19, -89.49 0.09, -90.85 155.45 80
4 08/29/2025 07:07:44 -0.19, -89.49 -0.89, -86.31 361.76 80
5 08/30/2025 19:29:40 0.20, -89.54 -0.29, -91.62 237.19 80
6 08/31/2025 19:13:36 0.20, -89.55 0.76, -87.09 280.16 80
7 09/02/2025 07:35:23 -0.21, -89.52 0.40, -92.36 323.27 80
8 09/03/2025 07:13:58 -0.21, -89.52 -0.59, -87.82 193.97 80
9 09/04/2025 19:35:54 0.22, -89.57 -0.57, -93.12 404.84 80
10 09/05/2025 19:19:49 0.22, -89.58 0.41, -88.58 112.91 80
11 09/07/2025 07:41:36 -0.22, -89.56 0.74, -93.85 489.35 80
12 09/08/2025 07:20:11 -0.22, -89.57 -0.30, -89.32 28.58 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 8/25/2025
SNOs_Map_GOES-17_NOAA-20_20250826.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 08/25/2025 in txt file.

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