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: 9/11/2023
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 09/12/2023 06:07:56 70.19, 84.32 65.86 09/12/2023 06:08:59 70.20, 84.37 65.86 2.20 63
2 09/12/2023 06:58:37 -70.06,-108.16 114.27 09/12/2023 06:58:29 -70.09,-108.16 114.25 3.25 8
3 09/12/2023 07:49:14 69.57, 59.88 65.24 09/12/2023 07:48:03 69.60, 58.81 65.30 41.83 71
4 09/14/2023 22:24:48 70.13,-159.82 66.82 09/14/2023 22:25:30 70.14,-159.83 66.82 1.27 42
5 09/14/2023 23:15:30 -70.05, 7.63 113.26 09/14/2023 23:15:00 -70.03, 7.64 113.28 1.89 30
6 09/17/2023 13:51:12 -71.09, 147.11 111.19 09/17/2023 13:52:18 -70.98, 149.66 111.34 92.88 66
7 09/17/2023 14:41:40 70.13, -44.04 67.85 09/17/2023 14:41:59 70.11, -43.99 67.82 2.88 19
8 09/17/2023 15:32:21 -70.00, 123.49 112.29 09/17/2023 15:31:29 -70.01, 123.49 112.28 1.30 52
9 09/20/2023 06:07:49 -70.26, -95.76 111.02 09/20/2023 06:09:01 -70.22, -95.60 111.06 6.99 72
10 09/20/2023 06:58:32 70.09, 71.81 68.83 09/20/2023 06:58:29 70.06, 71.81 68.80 3.53 3
11 09/20/2023 07:49:12 -69.90,-120.58 111.36 09/20/2023 07:48:00 -69.90,-120.78 111.35 7.57 72
12 09/22/2023 22:24:40 -70.16, 20.16 110.07 09/22/2023 22:25:31 -70.14, 20.17 110.10 2.09 51
13 09/22/2023 23:15:24 70.05,-172.36 69.83 09/22/2023 23:14:58 70.03,-172.35 69.81 2.47 26

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/11/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230911.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 09/11/2023 in txt file.

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