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: 6/22/2023
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 06/24/2023 05:17:29 -70.89, -84.00 132.53 06/24/2023 05:18:38 -70.78, -82.38 132.71 60.41 69
2 06/24/2023 06:08:02 70.19, 84.43 46.74 06/24/2023 06:08:14 70.18, 84.38 46.72 2.07 12
3 06/24/2023 06:58:44 -70.11,-108.12 133.35 06/24/2023 06:57:43 -70.13,-108.07 133.33 3.10 61
4 06/26/2023 21:34:14 -70.28, 32.75 133.10 06/26/2023 21:35:16 -70.25, 32.72 133.14 3.05 62
5 06/26/2023 22:24:58 70.16,-159.76 46.78 06/26/2023 22:24:43 70.14,-159.79 46.76 2.21 15
6 06/26/2023 23:15:31 -69.59, 8.40 133.81 06/26/2023 23:14:20 -69.65, 7.16 133.71 48.69 71
7 06/29/2023 13:51:10 -70.24, 148.56 133.01 06/29/2023 13:51:44 -70.24, 148.60 133.02 1.45 34
8 06/29/2023 14:41:54 70.13, -43.96 46.87 06/29/2023 14:41:11 70.13, -43.92 46.88 1.46 43
9 07/02/2023 05:17:28 70.53, 96.56 47.46 07/02/2023 05:18:40 70.42, 97.12 47.32 23.96 72
10 07/02/2023 06:08:05 -70.16, -95.56 132.92 07/02/2023 06:08:13 -70.15, -95.63 132.93 3.20 8
11 07/02/2023 06:58:49 70.06, 71.92 46.97 07/02/2023 06:57:40 70.04, 71.85 46.96 3.46 69
12 07/04/2023 21:34:18 70.25,-147.24 47.39 07/04/2023 21:35:09 70.25,-147.24 47.38 0.20 51
13 07/04/2023 22:25:00 -70.14, 20.23 132.72 07/04/2023 22:24:39 -70.15, 20.25 132.71 0.84 21

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/22/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230622.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 06/22/2023 in txt file.

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