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: 8/15/2023
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 08/16/2023 13:51:14 -70.20, 148.53 123.53 08/16/2023 13:52:13 -70.22, 148.55 123.52 2.83 59
2 08/16/2023 14:41:58 70.09, -44.00 56.37 08/16/2023 14:41:41 70.07, -44.02 56.35 2.09 17
3 08/16/2023 15:32:29 -69.41, 124.32 124.33 08/16/2023 15:31:20 -69.46, 122.77 124.22 60.84 69
4 08/19/2023 06:08:08 -70.18, -95.67 122.70 08/19/2023 06:08:42 -70.18, -95.62 122.71 1.90 34
5 08/19/2023 06:58:52 70.07, 71.80 57.20 08/19/2023 06:58:09 70.08, 71.88 57.21 3.04 43
6 08/21/2023 21:34:25 70.58,-147.85 58.59 08/21/2023 21:35:36 70.44,-146.98 58.42 35.48 71
7 08/21/2023 22:25:00 -70.11, 20.20 121.89 08/21/2023 22:25:10 -70.11, 20.17 121.89 1.27 10
8 08/21/2023 23:15:44 70.01,-172.33 58.01 08/21/2023 23:14:37 70.01,-172.34 58.02 0.34 67
9 08/24/2023 13:51:12 70.20, -31.48 59.10 08/24/2023 13:52:08 70.18, -31.47 59.06 2.64 56
10 08/24/2023 14:41:53 -70.05, 136.07 121.06 08/24/2023 14:41:38 -70.07, 136.00 121.03 3.44 15
11 08/24/2023 15:32:24 69.25, -55.46 58.14 08/24/2023 15:31:16 69.35, -57.34 58.30 74.60 68
12 08/27/2023 06:08:05 70.15, 84.37 59.96 08/27/2023 06:08:35 70.16, 84.40 59.97 2.02 30
13 08/27/2023 06:58:47 -70.04,-108.15 120.14 08/27/2023 06:58:05 -70.06,-108.12 120.12 2.02 42

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/15/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230815.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 08/15/2023 in txt file.

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