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: 2/19/2025
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 03/02/2025 18:53:26 -71.17, 70.90 101.83 03/02/2025 18:52:15 -71.17, 69.57 101.74 47.57 71
2 03/02/2025 19:44:20 71.57,-122.50 78.59 03/02/2025 19:43:05 71.55,-122.48 78.59 2.54 75
3 03/02/2025 20:35:04 -71.59, 44.78 101.40 03/02/2025 20:34:04 -71.57, 44.82 101.41 2.56 60
4 03/02/2025 21:25:50 71.58,-147.89 78.58 03/02/2025 21:25:01 71.59,-147.89 78.60 1.22 49
5 03/02/2025 22:16:34 -71.60, 19.39 101.42 03/02/2025 22:16:00 -71.61, 19.41 101.40 1.41 34
6 03/02/2025 23:07:21 71.64,-173.38 78.61 03/02/2025 23:06:57 71.63,-173.30 78.61 2.94 24
7 03/02/2025 23:58:05 -71.66, -6.09 101.38 03/02/2025 23:57:56 -71.65, -6.00 101.39 3.24 9
8 03/03/2025 00:48:51 71.64, 161.24 78.60 03/03/2025 00:48:54 71.62, 161.20 78.57 3.28 3
9 03/03/2025 01:39:35 -71.66, -31.48 101.40 03/03/2025 01:39:53 -71.64, -31.51 101.43 3.25 18
10 03/03/2025 02:30:21 71.65, 135.85 78.58 03/03/2025 02:30:50 71.66, 135.79 78.58 1.98 29
11 03/03/2025 03:21:05 -71.67, -56.87 101.42 03/03/2025 03:21:49 -71.68, -56.92 101.42 1.73 44
12 03/03/2025 04:11:51 71.71, 110.36 78.61 03/03/2025 04:12:45 71.70, 110.38 78.59 1.78 54
13 03/03/2025 05:02:35 -71.73, -82.36 101.38 03/03/2025 05:03:44 -71.72, -82.33 101.42 2.05 69
14 03/03/2025 05:53:25 71.93, 84.59 78.82 03/03/2025 05:54:38 71.89, 85.27 78.73 23.82 73
15 03/03/2025 06:44:20 -72.51,-109.22 100.56 03/03/2025 06:45:26 -72.46,-106.33 100.77 97.01 66

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 2/19/2025
SNOs_Map_NOAA-20_NOAA-19_20250219.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 02/19/2025 in txt file.

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