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: 3/6/2023
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 03/06/2023 22:24:19 70.69,-160.66 76.24 03/06/2023 22:25:28 70.59,-159.25 76.07 53.20 69
2 03/06/2023 23:14:51 -70.07, 7.64 104.44 03/06/2023 23:15:05 -70.09, 7.66 104.43 2.31 14
3 03/07/2023 00:05:35 69.96, 175.12 75.43 03/07/2023 00:04:33 69.93, 175.08 75.42 3.37 62
4 03/09/2023 14:41:06 70.15, -44.03 74.61 03/09/2023 14:42:02 70.12, -44.05 74.57 3.37 56
5 03/09/2023 15:31:48 -70.05, 123.44 105.51 03/09/2023 15:31:31 -70.06, 123.50 105.50 2.87 17
6 03/09/2023 16:22:18 69.19, -68.00 73.58 03/09/2023 16:21:10 69.29, -69.90 73.76 75.56 68
7 03/12/2023 06:58:02 70.09, 71.82 73.50 03/12/2023 06:58:27 70.08, 71.80 73.48 1.27 25
8 03/12/2023 07:48:44 -69.99,-120.71 106.63 03/12/2023 07:47:57 -69.97,-120.72 106.64 1.91 47
9 03/14/2023 22:24:13 -70.15, 20.19 107.49 03/14/2023 22:25:23 -70.16, 20.17 107.50 1.44 70
10 03/14/2023 23:14:57 70.05,-172.35 72.39 03/14/2023 23:14:50 70.05,-172.35 72.39 0.50 7
11 03/15/2023 00:05:35 -69.73, -4.55 107.96 03/15/2023 00:04:22 -69.83, -5.02 107.84 20.96 73
12 03/17/2023 14:41:09 -70.12, 136.00 108.59 03/17/2023 14:41:46 -70.13, 136.02 108.59 0.78 37
13 03/17/2023 15:31:53 70.02, -56.53 71.30 03/17/2023 15:31:13 70.01, -56.51 71.28 2.03 40

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/6/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230306.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 03/06/2023 in txt file.

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