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: 6/7/2023
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 06/08/2023 06:07:53 70.24, 84.32 47.35 06/08/2023 06:08:20 70.24, 84.29 47.34 0.92 27
2 06/08/2023 06:58:34 -70.11,-108.16 132.79 06/08/2023 06:57:50 -70.12,-108.24 132.77 3.36 44
3 06/10/2023 21:34:07 -70.57, 32.27 132.53 06/10/2023 21:35:18 -70.46, 32.85 132.66 24.64 71
4 06/10/2023 22:24:47 70.24,-159.90 47.13 06/10/2023 22:24:47 70.24,-159.82 47.13 2.99 0
5 06/10/2023 23:15:28 -70.10, 7.63 133.02 06/10/2023 23:14:17 -70.13, 7.65 132.98 3.30 71
6 06/13/2023 13:50:55 -70.30, 148.47 132.97 06/13/2023 13:51:47 -70.28, 148.47 133.00 3.14 52
7 06/13/2023 14:41:39 70.19, -44.04 46.91 06/13/2023 14:41:14 70.17, -44.05 46.89 2.35 25
8 06/13/2023 15:32:05 -69.26, 124.66 134.06 06/13/2023 15:30:58 -69.29, 122.39 133.95 89.50 67
9 06/16/2023 05:17:23 71.24, 95.39 47.90 06/16/2023 05:18:29 71.16, 98.06 47.74 96.02 66
10 06/16/2023 06:07:48 -70.26, -95.68 133.13 06/16/2023 06:08:14 -70.24, -95.71 133.16 2.83 26
11 06/16/2023 06:58:32 70.15, 71.81 46.75 06/16/2023 06:57:41 70.12, 71.78 46.73 2.91 51
12 06/18/2023 21:33:59 70.31,-147.30 46.86 06/18/2023 21:35:10 70.33,-147.32 46.86 1.87 71
13 06/18/2023 22:24:41 -70.22, 20.17 133.25 06/18/2023 22:24:40 -70.23, 20.16 133.24 0.67 1
14 06/18/2023 23:15:22 69.95,-172.11 46.48 06/18/2023 23:14:09 70.00,-172.51 46.54 16.16 73

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/7/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230607.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 06/07/2023 in txt file.

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