Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/25/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 10/03/2023 15:56:34 -74.50, 108.32 101.33 10/03/2023 15:55:19 -74.51, 108.39 101.30 2.76 75
2 10/03/2023 16:47:20 74.51, -84.40 78.70 10/03/2023 16:46:16 74.51, -84.35 78.71 1.40 64
3 10/03/2023 17:38:04 -74.50, 82.93 101.29 10/03/2023 17:37:18 -74.50, 82.87 101.28 1.62 46
4 10/03/2023 18:28:50 74.52,-109.79 78.74 10/03/2023 18:28:15 74.50,-109.87 78.73 2.99 35
5 10/03/2023 19:19:35 -74.56, 57.41 101.21 10/03/2023 19:19:16 -74.54, 57.49 101.23 3.18 19
6 10/03/2023 20:10:20 74.52,-135.18 78.77 10/03/2023 20:10:13 74.54,-135.26 78.79 2.82 7
7 10/03/2023 21:01:05 -74.57, 32.02 101.17 10/03/2023 21:01:14 -74.58, 32.10 101.17 2.72 9
8 10/03/2023 21:51:51 74.58,-160.70 78.86 10/03/2023 21:52:11 74.57,-160.64 78.85 1.79 20
9 10/03/2023 22:42:35 -74.57, 6.63 101.14 10/03/2023 22:43:13 -74.57, 6.58 101.15 1.55 38
10 10/03/2023 23:33:21 74.58, 173.91 78.89 10/03/2023 23:34:10 74.57, 173.84 78.87 2.76 49
11 10/04/2023 00:24:05 -74.58, -18.77 101.11 10/04/2023 00:25:11 -74.60, -18.81 101.09 3.17 66
12 10/04/2023 01:14:53 74.69, 148.25 79.03 10/04/2023 01:16:07 74.65, 148.59 78.97 10.63 74

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 9/25/2023
SNOs_Map_NOAA-21_NOAA-19_20230925.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 09/25/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and NOAA-19