Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/13/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 05/15/2025 09:25:55 -0.02, 61.72 -0.59, 59.21 286.80 80
2 05/16/2025 09:09:50 -0.03, 61.75 0.39, 63.74 227.28 80
3 05/17/2025 21:29:00 0.01, 61.78 0.75, 58.46 378.15 80
4 05/18/2025 21:12:55 0.03, 61.81 -0.23, 63.00 135.90 80
5 05/20/2025 09:32:13 -0.00, 61.84 -0.96, 57.70 472.99 80
6 05/21/2025 09:16:09 -0.02, 61.87 0.09, 62.22 40.86 80
7 05/23/2025 21:16:34 0.00, 61.94 0.08, 61.48 51.98 80
8 05/24/2025 21:00:29 0.01, 61.97 -0.91, 66.01 461.48 80
9 05/26/2025 09:19:47 0.02, 62.01 -0.26, 60.70 148.52 80
10 05/27/2025 09:03:42 0.01, 62.04 0.73, 65.24 364.30 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 5/13/2025
SNOs_Map_GOES-15_NOAA-20_20250514.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 05/13/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NOAA-20