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: 7/10/2023
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 07/10/2023 23:25:59 70.06,-175.43 47.89 07/10/2023 23:26:56 70.06,-175.39 47.88 1.34 57
2 07/11/2023 00:16:41 -69.97, -7.97 132.21 07/11/2023 00:16:26 -69.95, -7.92 132.23 2.77 15
3 07/11/2023 01:07:13 69.22, 160.43 47.02 07/11/2023 01:06:04 69.24, 158.76 47.11 65.77 69
4 07/13/2023 15:42:51 69.99, -59.55 48.19 07/13/2023 15:43:27 69.99, -59.61 48.18 2.46 36
5 07/13/2023 16:33:33 -69.90, 107.91 131.91 07/13/2023 16:32:57 -69.88, 107.86 131.92 3.00 36
6 07/16/2023 07:09:12 -70.72,-112.23 130.63 07/16/2023 07:10:20 -70.60,-110.48 130.83 65.80 68
7 07/16/2023 07:59:44 69.99, 56.23 48.61 07/16/2023 07:59:56 70.00, 56.29 48.61 2.83 12
8 07/16/2023 08:50:25 -69.84,-136.22 131.55 07/16/2023 08:49:27 -69.84,-136.30 131.54 3.01 58
9 07/18/2023 23:25:51 -70.04, 4.62 130.89 07/18/2023 23:26:58 -70.06, 4.61 130.89 2.10 67
10 07/19/2023 00:16:35 69.94, 172.08 49.01 07/19/2023 00:16:25 69.95, 172.10 49.02 0.89 10
11 07/19/2023 01:07:11 -69.52, -19.98 131.43 07/19/2023 01:05:59 -69.62, -20.72 131.28 30.90 72
12 07/21/2023 15:42:44 -70.04, 120.39 130.39 07/21/2023 15:43:27 -70.04, 120.47 130.40 2.84 43
13 07/21/2023 16:33:27 69.89, -72.07 49.47 07/21/2023 16:32:54 69.92, -72.05 49.50 3.37 33

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/10/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230710.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 07/10/2023 in txt file.

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