Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/30/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 05/31/2023 22:35:46 70.96,-164.19 48.96 05/31/2023 22:36:52 70.86,-161.82 48.79 86.88 66
2 05/31/2023 23:26:12 -70.04, 4.60 132.02 05/31/2023 23:26:35 -70.04, 4.59 132.02 0.45 23
3 06/01/2023 00:16:56 69.92, 172.10 47.85 06/01/2023 00:16:02 69.94, 172.09 47.88 2.41 54
4 06/03/2023 14:52:24 70.11, -47.05 47.72 06/03/2023 14:53:33 70.13, -47.03 47.72 2.11 69
5 06/03/2023 15:43:06 -70.02, 120.40 132.38 06/03/2023 15:43:03 -70.01, 120.44 132.39 1.93 3
6 06/03/2023 16:33:46 69.69, -71.80 47.27 06/03/2023 16:32:33 69.74, -72.29 47.35 19.83 73
7 06/06/2023 07:09:19 70.10, 68.73 47.41 06/06/2023 07:10:02 70.08, 68.79 47.38 3.38 43
8 06/06/2023 08:00:00 -69.96,-123.74 132.75 06/06/2023 07:59:32 -69.97,-123.73 132.73 1.57 28
9 06/08/2023 22:35:44 -70.94, 15.84 131.96 06/08/2023 22:36:51 -70.83, 18.15 132.14 85.09 67
10 06/08/2023 23:26:12 69.99,-175.34 47.04 06/08/2023 23:26:31 70.01,-175.41 47.06 3.50 19
11 06/09/2023 00:16:54 -69.90, -7.88 133.06 06/09/2023 00:16:01 -69.91, -7.93 133.05 1.97 53
12 06/11/2023 14:52:23 -70.10, 132.95 133.04 06/11/2023 14:53:32 -70.10, 132.95 133.06 0.88 69
13 06/11/2023 15:43:07 70.00, -59.58 46.85 06/11/2023 15:42:59 69.98, -59.56 46.83 1.74 8
14 06/11/2023 16:33:44 -69.64, 108.27 133.54 06/11/2023 16:32:32 -69.71, 107.69 133.43 24.03 72

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/30/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230530.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 05/30/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-8