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: 6/23/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 06/24/2025 07:47:53 -0.02, -98.78 -0.69, -95.76 344.49 80
2 06/25/2025 20:07:10 0.02, -97.98 -0.69,-101.03 348.41 80
3 06/26/2025 19:51:05 0.01, -97.44 0.20, -96.48 108.98 80
4 06/29/2025 07:51:29 -0.00, -96.07 0.27, -97.17 126.07 80
5 06/30/2025 07:35:24 0.00, -95.54 -0.62, -92.62 331.97 80
6 07/01/2025 19:54:42 -0.00, -94.75 -0.69, -97.90 359.56 80
7 07/02/2025 19:38:37 -0.01, -94.22 0.20, -93.35 98.63 80
8 07/05/2025 07:39:01 0.00, -92.86 0.26, -94.05 135.23 80
9 07/06/2025 07:22:57 -0.00, -92.33 -0.64, -89.50 322.92 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 6/23/2025
SNOs_Map_GOES-17_NOAA-20_20250624.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 06/23/2025 in txt file.

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