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: 7/1/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 07/02/2025 19:38:38 0.02, -94.21 0.24, -93.36 97.32 80
2 07/05/2025 07:39:02 -0.03, -92.85 0.22, -94.05 137.04 80
3 07/06/2025 07:22:57 -0.03, -92.32 -0.68, -89.50 320.93 80
4 07/07/2025 19:42:13 0.04, -91.52 -0.69, -94.78 370.99 80
5 07/08/2025 19:26:09 0.04, -90.99 0.20, -90.23 86.94 80
6 07/11/2025 07:26:33 -0.04, -89.63 0.24, -90.92 147.18 80
7 07/12/2025 07:10:28 -0.04, -89.10 -0.66, -86.37 311.03 80
8 07/13/2025 19:29:45 0.05, -88.31 -0.71, -91.65 380.38 80
9 07/14/2025 19:13:40 0.04, -87.79 0.19, -87.10 78.18 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 7/1/2025
SNOs_Map_GOES-17_NOAA-20_20250702.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 07/01/2025 in txt file.

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