Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/19/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 09/19/2023 16:07:50 69.98, -65.86 68.48 09/19/2023 16:08:33 69.97, -65.83 68.47 1.20 43
2 09/19/2023 16:58:31 -69.85, 101.66 111.64 09/19/2023 16:58:03 -69.85, 101.64 111.63 1.09 28
3 09/22/2023 07:34:15 -70.82,-118.73 109.63 09/22/2023 07:35:22 -70.74,-116.47 109.75 83.59 67
4 09/22/2023 08:24:44 69.91, 50.01 69.45 09/22/2023 08:25:02 69.92, 49.99 69.46 1.36 18
5 09/22/2023 09:15:26 -69.83,-142.55 110.62 09/22/2023 09:14:32 -69.81,-142.53 110.64 2.47 54
6 09/24/2023 23:50:53 -69.98, -1.63 109.46 09/24/2023 23:52:02 -70.00, -1.66 109.44 2.65 69
7 09/25/2023 00:41:38 69.91, 165.78 70.49 09/25/2023 00:41:29 69.89, 165.83 70.47 2.99 9
8 09/25/2023 01:32:15 -69.56, -26.39 109.85 09/25/2023 01:31:02 -69.62, -26.91 109.79 21.03 73
9 09/27/2023 16:07:47 -69.93, 114.21 108.46 09/27/2023 16:08:30 -69.94, 114.15 108.46 2.31 43
10 09/27/2023 16:58:31 69.81, -78.31 71.44 09/27/2023 16:57:57 69.83, -78.36 71.45 2.49 34
11 09/30/2023 07:34:10 70.57, 61.67 73.22 09/30/2023 07:35:19 70.44, 63.14 73.07 56.14 69
12 09/30/2023 08:24:41 -69.90,-129.97 107.46 09/30/2023 08:24:57 -69.90,-130.01 107.46 1.61 16
13 09/30/2023 09:15:25 69.78, 37.51 72.44 09/30/2023 09:14:24 69.78, 37.47 72.44 1.48 61
14 10/02/2023 23:50:53 69.97, 178.38 73.64 10/02/2023 23:51:53 69.98, 178.36 73.65 1.32 60
15 10/03/2023 00:41:35 -69.87, -14.16 106.45 10/03/2023 00:41:23 -69.88, -14.14 106.44 0.94 12
16 10/03/2023 01:32:08 69.18, 154.15 72.87 10/03/2023 01:30:59 69.26, 152.67 72.96 59.41 69

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/19/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230919.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 09/19/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-9