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: 2/16/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 02/19/2025 09:19:41 -0.04, 61.49 -0.26, 60.65 96.81 80
2 02/20/2025 09:03:37 -0.04, 61.48 0.79, 65.17 420.48 80
3 02/21/2025 21:25:24 0.05, 61.38 0.39, 59.90 168.49 80
4 02/22/2025 21:03:58 0.05, 61.38 -0.61, 64.44 348.16 80
5 02/24/2025 09:25:54 -0.06, 61.48 -0.57, 59.14 266.60 80
6 02/25/2025 09:09:48 -0.06, 61.49 0.43, 63.68 249.97 80
7 02/26/2025 21:31:36 0.07, 61.39 0.73, 58.41 339.51 80
8 02/27/2025 21:10:10 0.07, 61.39 -0.28, 62.94 176.77 80
9 03/01/2025 09:34:44 -0.07, 61.50 -0.95, 57.66 438.69 80
10 03/02/2025 09:15:59 -0.07, 61.51 0.06, 62.19 77.51 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 2/16/2025
SNOs_Map_GOES-15_NOAA-20_20250217.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 02/16/2025 in txt file.

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