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: 7/12/2023
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 07/12/2023 21:34:21 -70.32, 32.63 131.60 07/12/2023 21:35:32 -70.30, 32.76 131.63 5.21 71
2 07/12/2023 22:25:04 70.15,-159.80 48.23 07/12/2023 22:25:00 70.15,-159.81 48.24 0.39 4
3 07/12/2023 23:15:44 -69.95, 7.82 131.97 07/12/2023 23:14:31 -69.98, 7.58 131.93 9.50 73
4 07/15/2023 13:51:15 -70.21, 148.56 131.30 07/15/2023 13:52:03 -70.24, 148.55 131.29 2.72 48
5 07/15/2023 14:41:59 70.10, -43.96 48.59 07/15/2023 14:41:31 70.08, -44.03 48.57 3.36 28
6 07/18/2023 05:17:44 71.11, 95.55 50.09 07/18/2023 05:18:50 71.02, 97.99 49.91 88.38 66
7 07/18/2023 06:08:11 -70.22, -95.69 130.85 07/18/2023 06:08:33 -70.20, -95.61 130.87 3.27 22
8 07/18/2023 06:58:54 70.06, 71.86 48.99 07/18/2023 06:58:01 70.04, 71.80 48.99 2.87 53
9 07/20/2023 21:34:23 70.23,-147.26 49.65 07/20/2023 21:35:33 70.26,-147.28 49.66 3.24 70
10 07/20/2023 22:25:05 -70.13, 20.22 130.46 07/20/2023 22:25:03 -70.15, 20.19 130.44 2.82 2
11 07/20/2023 23:15:45 69.81,-172.00 49.22 07/20/2023 23:14:33 69.88,-172.55 49.32 22.30 72
12 07/23/2023 13:51:17 70.20, -31.45 50.14 07/23/2023 13:52:02 70.18, -31.51 50.12 3.25 45
13 07/23/2023 14:41:59 -70.09, 136.04 129.97 07/23/2023 14:41:32 -70.07, 135.97 129.98 3.06 27

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 7/12/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230712.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 07/12/2023 in txt file.

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