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: 12/6/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 12/07/2025 21:06:11 0.15, 61.43 -0.51, 64.38 335.97 80
2 12/09/2025 09:30:48 -0.25, 61.47 -0.78, 59.10 270.42 80
3 12/10/2025 09:09:26 -0.19, 61.46 0.28, 63.61 245.62 80
4 12/11/2025 21:33:54 0.29, 61.39 0.97, 58.36 345.06 80
5 12/12/2025 21:12:32 0.23, 61.38 -0.09, 62.88 169.98 80
6 12/14/2025 09:37:09 -0.34, 61.43 -1.18, 57.59 437.92 80
7 12/15/2025 09:15:47 -0.28, 61.42 -0.12, 62.11 77.95 80
8 12/17/2025 21:21:32 0.34, 61.35 0.35, 61.38 3.46 80
9 12/20/2025 09:24:45 -0.39, 61.42 -0.59, 60.62 92.50 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 12/6/2025
SNOs_Map_GOES-15_NOAA-20_20251207.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 12/06/2025 in txt file.

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