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: 6/13/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 06/14/2025 21:06:57 -0.11, 61.36 -0.81, 64.45 352.10 80
2 06/16/2025 09:26:14 0.14, 61.30 -0.33, 59.13 246.75 80
3 06/17/2025 09:10:10 0.13, 61.29 0.68, 63.66 270.63 80
4 06/18/2025 21:29:18 -0.16, 61.34 0.51, 58.40 335.42 80
5 06/19/2025 21:13:14 -0.15, 61.34 -0.50, 62.93 181.59 80
6 06/21/2025 09:32:31 0.18, 61.29 -0.62, 57.61 418.27 80
7 06/22/2025 09:16:27 0.17, 61.29 0.39, 62.15 98.32 80
8 06/24/2025 21:19:30 -0.20, 61.35 -0.22, 61.41 7.20 80
9 06/27/2025 09:20:02 0.21, 61.32 0.07, 60.64 77.79 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 6/13/2025
SNOs_Map_GOES-15_NOAA-20_20250614.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 06/13/2025 in txt file.

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