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: 4/13/2023
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 04/13/2023 22:35:59 71.11,-164.39 61.89 04/13/2023 22:37:04 71.01,-161.73 61.71 96.90 65
2 04/13/2023 23:26:23 -70.08, 4.58 119.21 04/13/2023 23:26:49 -70.07, 4.52 119.22 2.74 26
3 04/14/2023 00:17:07 69.96, 172.07 60.66 04/14/2023 00:16:16 69.97, 172.02 60.67 1.98 51
4 04/16/2023 14:52:35 70.35, -47.37 60.13 04/16/2023 14:53:46 70.29, -46.94 60.04 18.03 71
5 04/16/2023 15:43:13 -70.06, 120.40 120.19 04/16/2023 15:43:18 -70.07, 120.38 120.19 1.20 5
6 04/16/2023 16:33:57 69.94, -72.12 59.68 04/16/2023 16:32:45 69.96, -72.12 59.70 1.78 72
7 04/19/2023 07:09:21 70.13, 68.76 58.96 04/19/2023 07:10:17 70.17, 68.76 58.99 3.59 56
8 04/19/2023 08:00:03 -70.05,-123.79 121.15 04/19/2023 07:59:47 -70.06,-123.75 121.13 2.07 16
9 04/19/2023 08:50:34 69.24, 44.69 58.02 04/19/2023 08:49:26 69.29, 42.84 58.11 73.00 68
10 04/21/2023 23:26:10 70.08,-175.38 57.99 04/21/2023 23:26:47 70.10,-175.46 58.00 3.57 37
11 04/22/2023 00:16:52 -69.99, -7.92 122.12 04/22/2023 00:16:17 -70.00, -7.97 122.12 1.88 35
12 04/24/2023 14:52:29 -70.93, 131.74 122.01 04/24/2023 14:53:37 -70.80, 133.80 122.20 76.44 68
13 04/24/2023 15:42:59 70.10, -59.61 57.11 04/24/2023 15:43:15 70.09, -59.60 57.09 1.01 16
14 04/24/2023 16:33:41 -70.00, 107.85 123.01 04/24/2023 16:32:45 -69.99, 107.89 123.02 2.35 56
15 04/27/2023 07:09:05 -70.22,-111.32 123.63 04/27/2023 07:10:17 -70.19,-111.23 123.67 4.99 72
16 04/27/2023 07:59:48 70.07, 56.22 56.21 04/27/2023 07:59:44 70.07, 56.25 56.21 1.09 4
17 04/27/2023 08:50:28 -69.87,-136.15 124.02 04/27/2023 08:49:15 -69.92,-136.33 123.96 9.02 73

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/13/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230414.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 04/13/2023 in txt file.

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