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: 9/9/2023
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 70.67, -32.21 65.34 09/09/2023 13:52:22 70.57, -30.97 65.21 47.12 70
2 09/09/2023 14:41:45 -70.11, 135.99 115.23 09/09/2023 14:41:58 -70.13, 136.02 115.22 2.33 13
3 09/09/2023 15:32:29 69.99, -56.52 64.66 09/09/2023 15:31:26 69.98, -56.55 64.65 2.06 63
4 09/12/2023 06:07:56 70.18, 84.34 65.84 09/12/2023 06:09:00 70.16, 84.31 65.82 2.74 64
5 09/12/2023 06:58:38 -70.10,-108.22 114.23 09/12/2023 06:58:29 -70.10,-108.14 114.23 3.00 9
6 09/12/2023 07:49:14 69.55, 59.90 65.23 09/12/2023 07:48:03 69.61, 58.82 65.31 42.29 71
7 09/14/2023 22:24:48 70.18,-159.88 66.86 09/14/2023 22:25:29 70.16,-159.81 66.84 3.14 41
8 09/14/2023 23:15:29 -70.04, 7.65 113.28 09/14/2023 23:14:59 -70.05, 7.67 113.26 1.71 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 92.81 66
10 09/17/2023 14:41:40 70.12, -44.03 67.83 09/17/2023 14:41:59 70.13, -43.97 67.84 2.25 19
11 09/17/2023 15:32:21 -69.98, 123.51 112.30 09/17/2023 15:31:30 -69.97, 123.44 112.31 2.84 51
12 09/20/2023 06:07:50 -70.30, -95.82 110.97 09/20/2023 06:09:01 -70.25, -95.56 111.03 11.12 71
13 09/20/2023 06:58:32 70.08, 71.82 68.82 09/20/2023 06:58:29 70.08, 71.84 68.82 0.77 3
14 09/20/2023 07:49:13 -69.94,-120.65 111.31 09/20/2023 07:48:00 -69.92,-120.75 111.32 4.04 73
15 09/22/2023 22:24:40 -70.15, 20.18 110.08 09/22/2023 22:25:31 -70.18, 20.22 110.06 3.01 51
16 09/22/2023 23:15:24 70.04,-172.35 69.82 09/22/2023 23:14:58 70.06,-172.31 69.84 2.35 26

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/9/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230909.jpg

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

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