Simultaneous Nadir Overpasses (SNOs) Predictions

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

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/12/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 06/13/2023 22:41:59 -70.69, 14.67 132.57 06/13/2023 22:42:22 -70.70, 14.66 132.56 1.40 23
2 06/13/2023 23:32:43 70.57,-177.84 47.31 06/13/2023 23:31:45 70.57,-177.87 47.31 1.47 58
3 06/16/2023 10:45:11 70.79, 13.71 47.43 06/16/2023 10:46:17 70.77, 13.75 47.40 2.45 66
4 06/16/2023 11:35:52 -70.64,-178.74 132.72 06/16/2023 11:35:43 -70.66,-178.76 132.71 2.07 9
5 06/16/2023 12:26:24 69.90, -10.27 46.50 06/16/2023 12:25:16 69.97, -12.09 46.64 69.97 68
6 06/18/2023 23:39:05 70.75,-179.72 47.33 06/18/2023 23:39:38 70.75,-179.64 47.32 2.89 33
7 06/19/2023 00:29:46 -70.61, -12.16 132.83 06/19/2023 00:29:05 -70.59, -12.23 132.83 2.87 41
8 06/21/2023 11:42:22 -71.19, 178.76 132.22 06/21/2023 11:43:32 -71.08, 179.83 132.39 40.75 70
9 06/21/2023 12:32:58 70.67, -13.07 47.23 06/21/2023 12:32:59 70.71, -13.07 47.26 3.55 1
10 06/21/2023 13:23:39 -70.52, 154.50 132.93 06/21/2023 13:22:26 -70.55, 154.35 132.89 6.28 73
11 06/24/2023 00:36:08 -70.75, -13.98 132.67 06/24/2023 00:36:58 -70.74, -14.04 132.69 2.74 50
12 06/24/2023 01:26:52 70.65, 153.49 47.23 06/24/2023 01:26:20 70.63, 153.46 47.22 2.52 32

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 6/12/2023
SNOs_Map_NOAA-21_TERRA_20230612.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 06/12/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA