Simultaneous Nadir Overpasses (SNOs) Predictions

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

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/25/2021
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 06/26/2021 16:16:10 -69.32, 113.28 134.08 06/26/2021 16:17:19 -69.25, 114.75 134.19 58.10 69
2 06/26/2021 17:06:43 68.61, -78.44 45.19 06/26/2021 17:06:55 68.63, -78.38 45.21 3.41 12
3 06/26/2021 17:57:24 -68.47, 89.06 134.95 06/26/2021 17:56:26 -68.47, 89.05 134.95 0.52 58
4 06/29/2021 08:32:54 -68.71,-130.11 134.59 06/29/2021 08:33:55 -68.72,-130.05 134.58 2.78 61
5 06/29/2021 09:23:37 68.53, 37.43 45.24 06/29/2021 09:23:23 68.55, 37.39 45.25 2.09 14
6 06/29/2021 10:14:11 -68.01,-154.59 135.29 06/29/2021 10:13:00 -68.05,-155.57 135.23 41.21 71
7 07/02/2021 00:49:47 -68.63, -14.23 134.49 07/02/2021 00:50:22 -68.63, -14.28 134.49 1.87 35
8 07/02/2021 01:40:31 68.51, 153.23 45.40 07/02/2021 01:39:49 68.51, 153.22 45.40 0.62 42
9 07/04/2021 16:16:05 68.97, -66.24 46.09 07/04/2021 16:17:15 68.91, -65.68 46.01 23.42 70
10 07/04/2021 17:06:42 -68.60, 101.57 134.29 07/04/2021 17:06:49 -68.59, 101.55 134.31 1.70 7
11 07/04/2021 17:57:26 68.49, -90.98 45.60 07/04/2021 17:56:16 68.46, -90.95 45.58 3.20 70
12 07/07/2021 08:32:55 68.68, 49.91 46.07 07/07/2021 08:33:45 68.69, 49.93 46.07 1.68 50
13 07/07/2021 09:23:36 -68.53,-142.57 134.09 07/07/2021 09:23:16 -68.54,-142.62 134.08 2.90 20
14 07/07/2021 10:14:05 67.61, 25.90 44.97 07/07/2021 10:12:57 67.63, 23.96 45.05 82.37 68

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 6/25/2021
SNOs_Map_NOAA-20_TERRA_20210625.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 06/25/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA