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: 10/3/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/03/2025 21:26:08 -0.49, 61.37 -0.14, 59.94 164.48 80
2 10/04/2025 21:04:44 -0.52, 61.38 -1.23, 64.46 351.11 80
3 10/06/2025 09:29:17 0.47, 61.36 -0.00, 59.18 248.78 80
4 10/07/2025 09:07:52 0.50, 61.36 1.04, 63.71 267.54 80
5 10/08/2025 21:32:16 -0.44, 61.40 0.24, 58.47 333.86 80
6 10/09/2025 21:10:51 -0.47, 61.41 -0.81, 63.00 180.89 80
7 10/11/2025 09:35:24 0.42, 61.42 -0.41, 57.72 421.65 80
8 10/12/2025 09:13:59 0.45, 61.43 0.64, 62.25 93.64 80
9 10/14/2025 21:16:57 -0.43, 61.48 -0.43, 61.54 7.10 80
10 10/17/2025 09:22:44 0.40, 61.51 0.25, 60.80 81.63 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/3/2025
SNOs_Map_GOES-15_NOAA-20_20251004.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 10/03/2025 in txt file.

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