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: 3/28/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 03/29/2025 09:06:29 -0.11, 61.31 0.48, 63.85 290.62 80
2 03/30/2025 21:28:13 0.11, 61.25 0.70, 58.60 301.71 80
3 03/31/2025 21:12:06 0.11, 61.25 -0.32, 63.14 215.33 80
4 04/02/2025 09:31:20 -0.11, 61.32 -0.89, 57.85 395.78 80
5 04/03/2025 09:15:13 -0.11, 61.33 0.14, 62.39 120.80 80
6 04/04/2025 21:34:18 0.11, 61.29 1.03, 57.14 472.81 80
7 04/05/2025 21:18:10 0.12, 61.29 0.06, 61.69 43.95 80
8 04/08/2025 09:18:37 -0.12, 61.38 -0.21, 60.93 50.64 80
9 04/09/2025 09:02:29 -0.13, 61.39 0.77, 65.48 466.03 80
10 04/10/2025 21:21:34 0.12, 61.34 0.38, 60.22 127.65 80
11 04/11/2025 21:05:27 0.12, 61.35 -0.67, 64.76 389.06 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 3/28/2025
SNOs_Map_GOES-15_NOAA-20_20250329.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 03/28/2025 in txt file.

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