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: 11/8/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 11/09/2025 21:33:03 -0.14, 61.73 0.62, 58.42 377.96 80
2 11/10/2025 21:11:42 -0.19, 61.76 -0.45, 62.93 133.63 80
3 11/12/2025 09:36:20 0.10, 61.81 -0.81, 57.63 475.23 80
4 11/13/2025 09:14:58 0.15, 61.82 0.20, 62.16 37.81 80
5 11/15/2025 21:20:46 -0.10, 61.84 -0.01, 61.41 49.00 80
6 11/16/2025 20:59:24 -0.16, 61.87 -1.09, 65.92 462.65 80
7 11/18/2025 09:24:01 0.06, 61.93 -0.23, 60.64 147.15 80
8 11/19/2025 09:02:39 0.11, 61.95 0.80, 65.16 365.40 80
9 11/20/2025 21:27:08 -0.01, 61.95 0.46, 59.90 233.38 80
10 11/21/2025 21:05:47 -0.06, 61.98 -0.63, 64.41 277.55 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 11/8/2025
SNOs_Map_GOES-15_NOAA-20_20251109.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 11/08/2025 in txt file.

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