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: 5/12/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 05/12/2025 21:22:41 0.04, 61.68 0.44, 59.99 192.80 80
2 05/13/2025 21:06:37 0.05, 61.70 -0.60, 64.51 321.56 80
3 05/15/2025 09:25:55 -0.02, 61.73 -0.60, 59.21 287.49 80
4 05/16/2025 09:09:51 -0.04, 61.75 0.44, 63.73 226.42 80
5 05/17/2025 21:28:59 0.01, 61.79 0.77, 58.47 379.19 80
6 05/18/2025 21:12:55 0.03, 61.82 -0.21, 63.01 134.71 80
7 05/20/2025 09:32:13 -0.00, 61.85 -0.92, 57.69 474.62 80
8 05/21/2025 09:16:09 -0.02, 61.88 0.07, 62.22 38.97 80
9 05/23/2025 21:16:34 0.00, 61.96 0.10, 61.48 54.11 80
10 05/24/2025 21:00:29 0.01, 61.99 -0.89, 66.02 459.10 80
11 05/26/2025 09:19:46 0.02, 62.03 -0.27, 60.71 151.28 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 5/12/2025
SNOs_Map_GOES-15_NOAA-20_20250513.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 05/12/2025 in txt file.

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