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: 10/8/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/09/2025 21:10:52 -0.48, 61.39 -0.86, 62.99 182.83 80
2 10/11/2025 09:35:24 0.42, 61.39 -0.42, 57.72 417.91 80
3 10/12/2025 09:13:59 0.46, 61.39 0.62, 62.26 97.92 80
4 10/14/2025 21:16:59 -0.44, 61.44 -0.45, 61.54 11.34 80
5 10/17/2025 09:22:46 0.41, 61.45 0.28, 60.79 75.22 80
6 10/18/2025 09:01:21 0.45, 61.46 1.33, 65.32 440.66 80
7 10/19/2025 21:25:45 -0.38, 61.48 -0.06, 60.08 159.45 80
8 10/20/2025 21:04:20 -0.42, 61.50 -1.12, 64.61 355.08 80
9 10/22/2025 09:28:52 0.34, 61.52 -0.14, 59.34 248.07 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/8/2025
SNOs_Map_GOES-15_NOAA-20_20251009.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 10/08/2025 in txt file.

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