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: 6/18/2023
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 06/18/2023 21:34:11 70.29,-147.24 46.83 06/18/2023 21:35:15 70.30,-147.23 46.83 1.17 64
2 06/18/2023 22:24:53 -70.21, 20.21 133.26 06/18/2023 22:24:45 -70.19, 20.25 133.28 2.70 8
3 06/18/2023 23:15:29 69.66,-171.66 46.17 06/18/2023 23:14:19 69.70,-172.80 46.25 44.17 70
4 06/21/2023 13:51:07 70.24, -31.40 46.75 06/21/2023 13:51:45 70.26, -31.40 46.77 2.18 38
5 06/21/2023 14:41:49 -70.15, 136.05 133.34 06/21/2023 14:41:15 -70.15, 136.08 133.34 1.12 34
6 06/24/2023 05:17:29 -70.88, -83.99 132.54 06/24/2023 05:18:38 -70.79, -82.36 132.69 60.40 69
7 06/24/2023 06:08:02 70.19, 84.43 46.74 06/24/2023 06:08:14 70.19, 84.39 46.73 1.32 12
8 06/24/2023 06:58:44 -70.10,-108.12 133.36 06/24/2023 06:57:44 -70.09,-108.12 133.37 1.51 60
9 06/26/2023 21:34:14 -70.26, 32.77 133.12 06/26/2023 21:35:16 -70.27, 32.75 133.12 1.21 62
10 06/26/2023 22:24:58 70.15,-159.75 46.77 06/26/2023 22:24:43 70.16,-159.77 46.78 1.13 15
11 06/26/2023 23:15:31 -69.58, 8.42 133.83 06/26/2023 23:14:21 -69.62, 7.11 133.74 50.88 70
12 06/29/2023 13:51:10 -70.22, 148.59 133.03 06/29/2023 13:51:45 -70.22, 148.56 133.04 1.05 35
13 06/29/2023 14:41:54 70.11, -43.93 46.86 06/29/2023 14:41:12 70.10, -43.96 46.85 1.72 42

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/18/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230618.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 06/18/2023 in txt file.

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