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: 12/31/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 01/01/2026 19:06:17 -0.28, -89.49 0.61, -85.57 446.87 80
2 01/03/2026 07:30:45 0.34, -89.52 0.61, -90.83 149.12 80
3 01/04/2026 07:09:22 0.31, -89.51 -0.42, -86.30 366.36 80
4 01/05/2026 19:33:58 -0.36, -89.49 -0.86, -91.58 239.51 80
5 01/06/2026 19:12:36 -0.33, -89.50 0.23, -87.07 277.13 80
6 01/08/2026 07:37:04 0.38, -89.55 0.99, -92.33 316.60 80
7 01/09/2026 07:15:40 0.35, -89.56 -0.05, -87.80 199.89 80
8 01/10/2026 19:40:17 -0.41, -89.53 -1.21, -93.09 405.50 80
9 01/11/2026 19:18:53 -0.38, -89.55 -0.17, -88.56 111.81 80
10 01/13/2026 07:43:22 0.43, -89.61 1.39, -93.82 480.55 80
11 01/14/2026 07:21:58 0.41, -89.62 0.35, -89.30 36.30 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 12/31/2025
SNOs_Map_GOES-17_NOAA-20_20260101.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 12/31/2025 in txt file.

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