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: 7/16/2023
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 07/18/2023 23:25:52 -70.08, 4.56 130.85 07/18/2023 23:26:58 -70.06, 4.61 130.89 3.08 66
2 07/19/2023 00:16:36 69.97, 172.04 49.05 07/19/2023 00:16:25 69.95, 172.11 49.03 3.40 11
3 07/19/2023 01:07:11 -69.51, -19.96 131.44 07/19/2023 01:06:00 -69.56, -20.79 131.34 33.08 71
4 07/21/2023 15:42:44 -70.03, 120.41 130.40 07/21/2023 15:43:27 -70.02, 120.45 130.42 1.70 43
5 07/21/2023 16:33:28 69.93, -72.12 49.50 07/21/2023 16:32:54 69.92, -72.06 49.49 2.76 34
6 07/24/2023 07:09:06 70.78, 67.70 50.93 07/24/2023 07:10:14 70.68, 69.66 50.74 73.04 68
7 07/24/2023 07:59:35 -69.99,-123.75 129.90 07/24/2023 07:59:55 -69.97,-123.74 129.93 2.80 20
8 07/24/2023 08:50:18 69.84, 43.79 49.95 07/24/2023 08:49:22 69.86, 43.75 49.98 2.68 56
9 07/26/2023 23:25:45 70.06,-175.39 50.75 07/26/2023 23:26:53 70.05,-175.37 50.72 1.96 68
10 07/27/2023 00:16:27 -69.96, -7.92 129.36 07/27/2023 00:16:23 -69.94, -7.89 129.38 2.20 4
11 07/27/2023 01:07:06 69.59, 159.93 50.27 07/27/2023 01:05:54 69.61, 159.30 50.32 24.57 72
12 07/29/2023 15:42:36 69.98, -59.50 51.28 07/29/2023 15:43:21 69.99, -59.55 51.29 2.43 45
13 07/29/2023 16:33:18 -69.88, 107.98 128.82 07/29/2023 16:32:51 -69.89, 107.94 128.80 2.32 27

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/16/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230717.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 07/16/2023 in txt file.

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