Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/12/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 05/13/2023 21:59:29 -70.23, 26.37 128.35 05/13/2023 21:59:59 -70.21, 26.32 128.37 2.45 30
2 05/13/2023 22:50:13 70.10,-166.13 51.52 05/13/2023 22:49:26 70.11,-166.19 51.53 2.27 47
3 05/16/2023 13:25:44 70.41, -25.45 51.21 05/16/2023 13:26:56 70.36, -25.23 51.15 9.92 72
4 05/16/2023 14:16:24 -70.22, 142.16 128.99 05/16/2023 14:16:27 -70.19, 142.16 129.02 2.97 3
5 05/16/2023 15:07:07 70.04, -50.26 50.82 05/16/2023 15:05:54 70.08, -50.35 50.87 5.61 73
6 05/19/2023 05:42:37 70.30, 90.49 50.51 05/19/2023 05:43:24 70.30, 90.56 50.50 2.89 47
7 05/19/2023 06:33:18 -70.17,-101.98 129.64 05/19/2023 06:32:54 -70.19,-101.96 129.62 3.01 24
8 05/21/2023 21:09:03 -71.26, 37.37 129.04 05/21/2023 21:10:09 -71.14, 40.07 129.23 97.75 66
9 05/21/2023 21:59:30 70.26,-153.67 49.91 05/21/2023 21:59:50 70.26,-153.61 49.91 2.35 20
10 05/21/2023 22:50:11 -70.12, 13.87 130.25 05/21/2023 22:49:21 -70.10, 13.80 130.26 3.30 50
11 05/24/2023 13:25:39 -70.29, 154.76 130.57 05/24/2023 13:26:50 -70.31, 154.70 130.56 3.33 71
12 05/24/2023 14:16:23 70.17, -37.75 49.31 05/24/2023 14:16:17 70.20, -37.82 49.33 3.39 6
13 05/24/2023 15:07:02 -69.93, 129.94 130.96 05/24/2023 15:05:49 -69.98, 129.51 130.89 17.59 73

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/12/2023
SNOs_Map_NOAA-20_LANDSAT-8_20230512.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 05/12/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-8