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: 12/3/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 12/04/2025 09:24:27 -0.16, 61.51 -0.36, 60.60 103.02 80
2 12/05/2025 09:03:05 -0.10, 61.50 0.69, 65.12 413.01 80
3 12/06/2025 21:27:33 0.20, 61.44 0.57, 59.87 178.97 80
4 12/07/2025 21:06:12 0.15, 61.44 -0.54, 64.38 335.83 80
5 12/09/2025 09:30:48 -0.25, 61.48 -0.80, 59.10 271.23 80
6 12/10/2025 09:09:27 -0.19, 61.46 0.31, 63.61 244.75 80
7 12/11/2025 21:33:54 0.29, 61.39 1.00, 58.37 345.53 80
8 12/12/2025 21:12:32 0.23, 61.39 -0.12, 62.87 169.48 80
9 12/14/2025 09:37:09 -0.34, 61.44 -1.21, 57.59 439.03 80
10 12/15/2025 09:15:46 -0.28, 61.43 -0.14, 62.11 76.77 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 12/3/2025
SNOs_Map_GOES-15_NOAA-20_20251204.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 12/03/2025 in txt file.

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