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: 2/7/2023
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 02/08/2023 06:57:41 70.20, 71.71 85.30 02/08/2023 06:58:52 70.19, 71.90 85.27 7.12 71
2 02/08/2023 07:48:21 -70.01,-120.68 94.92 02/08/2023 07:48:23 -70.02,-120.71 94.90 1.93 2
3 02/08/2023 08:39:04 69.83, 46.89 84.89 02/08/2023 08:37:51 69.87, 46.72 84.94 7.59 73
4 02/10/2023 23:14:33 70.08,-172.33 84.32 02/10/2023 23:15:23 70.09,-172.38 84.31 1.73 50
5 02/11/2023 00:05:15 -69.99, -4.88 95.79 02/11/2023 00:04:53 -69.97, -4.90 95.81 2.41 22
6 02/11/2023 00:55:42 68.97, 163.90 83.13 02/11/2023 00:54:36 68.98, 161.42 83.26 99.13 66
7 02/13/2023 15:31:27 70.08, -56.55 83.43 02/13/2023 15:31:52 70.06, -56.54 83.40 2.74 25
8 02/13/2023 16:22:08 -69.94, 110.99 96.74 02/13/2023 16:21:22 -69.95, 110.94 96.72 2.06 46
9 02/16/2023 06:57:40 -70.36,-108.50 97.19 02/16/2023 06:58:51 -70.27,-107.99 97.31 21.29 71
10 02/16/2023 07:48:20 70.04, 59.30 82.47 02/16/2023 07:48:20 70.05, 59.34 82.48 2.42 0
11 02/16/2023 08:39:02 -69.94,-133.24 97.65 02/16/2023 08:37:50 -69.95,-133.18 97.64 2.54 72
12 02/18/2023 23:14:28 -70.11, 7.66 98.40 02/18/2023 23:15:20 -70.13, 7.69 98.38 3.11 52
13 02/19/2023 00:05:12 70.00, 175.13 81.49 02/19/2023 00:04:47 70.02, 175.17 81.50 2.44 25

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/7/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230207.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/07/2023 in txt file.

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