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: 9/2/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 09/04/2025 09:27:04 0.55, 61.44 -0.01, 59.00 278.74 80
2 09/05/2025 09:11:00 0.56, 61.43 1.05, 63.53 239.63 80
3 09/06/2025 21:32:46 -0.55, 61.45 0.15, 58.27 362.85 80
4 09/07/2025 21:11:21 -0.56, 61.45 -0.84, 62.81 154.71 80
5 09/09/2025 09:33:17 0.55, 61.39 -0.29, 57.50 442.37 80
6 09/10/2025 09:17:11 0.55, 61.37 0.71, 62.04 75.61 80
7 09/12/2025 21:20:12 -0.55, 61.40 -0.52, 61.32 9.93 80
8 09/15/2025 09:20:42 0.55, 61.36 0.35, 60.55 92.43 80
9 09/16/2025 09:04:38 0.56, 61.36 1.43, 65.08 424.51 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 9/2/2025
SNOs_Map_GOES-15_NOAA-20_20250903.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 09/02/2025 in txt file.

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