Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/12/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 08/13/2023 21:34:28 -70.63, 32.07 123.91 08/13/2023 21:35:39 -70.53, 33.12 124.05 40.22 71
2 08/13/2023 22:25:04 70.10,-159.79 55.55 08/13/2023 22:25:12 70.11,-159.86 55.56 2.71 8
3 08/13/2023 23:15:46 -70.01, 7.68 124.54 08/13/2023 23:14:42 -69.99, 7.61 124.55 3.38 64
4 08/16/2023 13:51:14 -70.19, 148.55 123.55 08/16/2023 13:52:14 -70.19, 148.50 123.55 1.71 60
5 08/16/2023 14:41:58 70.08, -43.98 56.36 08/16/2023 14:41:41 70.09, -44.00 56.37 1.20 17
6 08/16/2023 15:32:30 -69.45, 124.26 124.29 08/16/2023 15:31:20 -69.48, 122.80 124.21 57.36 70
7 08/19/2023 06:08:07 -70.17, -95.65 122.71 08/19/2023 06:08:42 -70.15, -95.66 122.73 1.56 35
8 08/19/2023 06:58:51 70.06, 71.82 57.19 08/19/2023 06:58:09 70.05, 71.83 57.18 1.71 42
9 08/21/2023 21:34:25 70.57,-147.83 58.58 08/21/2023 21:35:36 70.47,-146.94 58.45 34.91 71
10 08/21/2023 22:25:01 -70.15, 20.14 121.85 08/21/2023 22:25:10 -70.15, 20.22 121.86 2.99 9
11 08/21/2023 23:15:44 70.00,-172.31 58.00 08/21/2023 23:14:38 69.98,-172.37 58.00 2.73 66
12 08/24/2023 13:51:12 70.19, -31.47 59.09 08/24/2023 13:52:09 70.17, -31.50 59.05 3.38 57
13 08/24/2023 14:41:54 -70.09, 136.00 121.01 08/24/2023 14:41:39 -70.06, 135.99 121.04 3.33 15
14 08/24/2023 15:32:25 69.30, -55.52 58.18 08/24/2023 15:31:17 69.34, -57.36 58.28 72.06 68

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/12/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230812.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 08/12/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-9