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: 7/1/2023
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 07/02/2023 23:26:03 -70.06, 4.56 132.95 07/02/2023 23:26:53 -70.08, 4.63 132.95 3.00 50
2 07/03/2023 00:16:46 69.90, 172.11 46.88 07/03/2023 00:16:21 69.92, 172.05 46.91 3.22 25
3 07/03/2023 01:07:12 -68.96, -19.22 134.10 07/03/2023 01:06:05 -69.04, -21.50 133.92 91.29 67
4 07/05/2023 15:42:56 -70.03, 120.38 132.75 07/05/2023 15:43:25 -70.02, 120.42 132.77 2.01 29
5 07/05/2023 16:33:40 69.92, -72.15 47.14 07/05/2023 16:32:52 69.91, -72.09 47.13 2.82 48
6 07/08/2023 07:09:12 70.37, 68.32 47.89 07/08/2023 07:10:23 70.26, 69.01 47.74 28.64 71
7 07/08/2023 07:59:49 -70.00,-123.80 132.50 07/08/2023 07:59:56 -69.99,-123.74 132.52 2.61 7
8 07/08/2023 08:50:32 69.85, 43.74 47.35 07/08/2023 08:49:24 69.83, 43.68 47.34 3.42 68
9 07/10/2023 23:25:59 70.03,-175.39 47.86 07/10/2023 23:26:57 70.05,-175.41 47.87 1.88 58
10 07/11/2023 00:16:41 -69.93, -7.91 132.25 07/11/2023 00:16:27 -69.95, -7.92 132.23 2.01 14
11 07/11/2023 01:07:13 69.19, 160.46 46.99 07/11/2023 01:06:04 69.28, 158.82 47.15 65.68 69
12 07/13/2023 15:42:51 70.02, -59.60 48.22 07/13/2023 15:43:26 70.04, -59.55 48.23 2.61 35
13 07/13/2023 16:33:33 -69.91, 107.88 131.89 07/13/2023 16:32:57 -69.88, 107.87 131.92 3.44 36

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/1/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230701.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 07/01/2023 in txt file.

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