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: 11/22/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 11/23/2025 09:30:25 -0.03, 61.66 -0.60, 59.12 290.05 80
2 11/24/2025 09:09:03 0.03, 61.64 0.49, 63.63 226.21 80
3 11/25/2025 21:33:32 0.07, 61.59 0.80, 58.38 366.75 80
4 11/26/2025 21:12:10 0.01, 61.59 -0.29, 62.88 148.33 80
5 11/28/2025 09:36:47 -0.11, 61.61 -1.02, 57.60 457.20 80
6 11/29/2025 09:15:26 -0.05, 61.60 0.08, 62.11 58.73 80
7 12/01/2025 21:21:12 0.11, 61.54 0.17, 61.38 18.54 80
8 12/02/2025 20:59:50 0.05, 61.54 -0.93, 65.89 496.04 80
9 12/04/2025 09:24:28 -0.16, 61.58 -0.37, 60.60 111.43 80
10 12/05/2025 09:03:05 -0.11, 61.58 0.67, 65.12 403.45 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 11/22/2025
SNOs_Map_GOES-15_NOAA-20_20251123.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 11/22/2025 in txt file.

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