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: 9/8/2023
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 09/09/2023 13:51:12 70.66, -32.20 65.33 09/09/2023 13:52:22 70.58, -30.96 65.21 46.83 70
2 09/09/2023 14:41:45 -70.11, 136.00 115.24 09/09/2023 14:41:58 -70.13, 136.03 115.21 3.29 13
3 09/09/2023 15:32:29 69.99, -56.51 64.66 09/09/2023 15:31:26 69.98, -56.55 64.65 1.58 63
4 09/12/2023 06:07:55 70.18, 84.34 65.84 09/12/2023 06:08:59 70.16, 84.31 65.82 2.46 64
5 09/12/2023 06:58:37 -70.09,-108.21 114.24 09/12/2023 06:58:28 -70.10,-108.14 114.23 3.08 9
6 09/12/2023 07:49:13 69.55, 59.90 65.22 09/12/2023 07:48:02 69.61, 58.82 65.31 42.53 71
7 09/14/2023 22:24:48 70.17,-159.88 66.86 09/14/2023 22:25:29 70.16,-159.82 66.83 3.06 41
8 09/14/2023 23:15:29 -70.03, 7.65 113.28 09/14/2023 23:14:59 -70.05, 7.66 113.26 1.78 30
9 09/17/2023 13:51:12 -71.07, 147.13 111.20 09/17/2023 13:52:18 -71.00, 149.69 111.32 92.56 66
10 09/17/2023 14:41:40 70.12, -44.03 67.83 09/17/2023 14:41:59 70.13, -43.98 67.83 1.78 19
11 09/17/2023 15:32:21 -69.98, 123.51 112.30 09/17/2023 15:31:30 -69.97, 123.43 112.31 3.35 51
12 09/20/2023 06:07:49 -70.25, -95.75 111.03 09/20/2023 06:09:01 -70.24, -95.58 111.04 6.42 72
13 09/20/2023 06:58:32 70.08, 71.81 68.83 09/20/2023 06:58:29 70.07, 71.83 68.81 1.62 3
14 09/20/2023 07:49:13 -69.94,-120.65 111.31 09/20/2023 07:47:59 -69.97,-120.68 111.28 3.59 74

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/8/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230908.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 09/08/2023 in txt file.

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