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: 3/8/2023
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 03/09/2023 14:41:05 70.12, -43.99 74.58 03/09/2023 14:42:01 70.14, -44.01 74.59 2.73 56
2 03/09/2023 15:31:47 -70.02, 123.48 105.54 03/09/2023 15:31:31 -70.03, 123.46 105.53 0.87 16
3 03/09/2023 16:22:18 69.22, -68.04 73.61 03/09/2023 16:21:10 69.26, -69.94 73.73 75.22 68
4 03/12/2023 06:58:02 70.12, 71.78 73.52 03/12/2023 06:58:26 70.10, 71.82 73.49 2.69 24
5 03/12/2023 07:48:43 -69.97,-120.67 106.66 03/12/2023 07:47:56 -69.98,-120.71 106.63 2.59 47
6 03/14/2023 22:24:14 -70.18, 20.14 107.46 03/14/2023 22:25:23 -70.16, 20.16 107.50 2.79 69
7 03/14/2023 23:14:57 70.03,-172.31 72.36 03/14/2023 23:14:50 70.04,-172.36 72.38 2.78 7
8 03/15/2023 00:05:35 -69.71, -4.52 107.99 03/15/2023 00:04:23 -69.77, -5.11 107.90 23.49 72
9 03/17/2023 14:41:09 -70.10, 136.04 108.61 03/17/2023 14:41:46 -70.10, 135.98 108.62 2.01 37
10 03/17/2023 15:31:53 70.00, -56.50 71.27 03/17/2023 15:31:13 69.98, -56.54 71.26 2.33 40
11 03/20/2023 06:07:24 70.30, 84.18 70.55 03/20/2023 06:08:35 70.25, 84.48 70.48 12.54 71
12 03/20/2023 06:58:04 -70.09,-108.17 109.69 03/20/2023 06:58:06 -70.09,-108.12 109.69 1.98 2
13 03/20/2023 07:48:46 69.88, 59.45 70.09 03/20/2023 07:47:34 69.92, 59.28 70.13 7.29 72

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/8/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230308.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 03/08/2023 in txt file.

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