Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/5/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 03/18/2025 18:53:05 -71.02, 71.23 108.30 03/18/2025 18:51:55 -71.00, 69.70 108.22 55.32 70
2 03/18/2025 19:44:00 71.47,-122.25 72.18 03/18/2025 19:42:47 71.47,-122.22 72.19 1.07 73
3 03/18/2025 20:34:44 -71.49, 45.03 107.82 03/18/2025 20:33:42 -71.50, 45.12 107.80 3.32 62
4 03/18/2025 21:25:30 71.48,-147.64 72.16 03/18/2025 21:24:43 71.50,-147.64 72.19 2.70 47
5 03/18/2025 22:16:14 -71.50, 19.64 107.83 03/18/2025 22:15:39 -71.49, 19.60 107.84 1.85 35
6 03/18/2025 23:07:01 71.54,-173.13 72.20 03/18/2025 23:06:39 71.54,-173.05 72.20 2.65 22
7 03/18/2025 23:57:44 -71.51, -5.76 107.85 03/18/2025 23:57:35 -71.53, -5.81 107.83 2.46 9
8 03/19/2025 00:48:31 71.55, 161.48 72.18 03/19/2025 00:48:36 71.53, 161.44 72.16 3.02 5
9 03/19/2025 01:39:15 -71.57, -31.24 107.81 03/19/2025 01:39:31 -71.56, -31.23 107.83 1.30 16
10 03/19/2025 02:30:01 71.56, 136.09 72.16 03/19/2025 02:30:32 71.56, 136.02 72.17 2.33 31
11 03/19/2025 03:20:45 -71.58, -56.63 107.83 03/19/2025 03:21:27 -71.60, -56.64 107.82 1.83 42

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/5/2025
SNOs_Map_NOAA-20_NOAA-19_20250305.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 03/05/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and NOAA-19