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: 8/9/2023
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 08/11/2023 06:08:11 70.18, 84.32 54.83 08/11/2023 06:08:42 70.16, 84.33 54.80 2.78 31
2 08/11/2023 06:58:52 -70.03,-108.13 125.32 08/11/2023 06:58:12 -70.04,-108.20 125.30 2.84 40
3 08/13/2023 21:34:28 -70.63, 32.08 123.91 08/13/2023 21:35:39 -70.53, 33.11 124.06 39.62 71
4 08/13/2023 22:25:05 70.15,-159.86 55.61 08/13/2023 22:25:11 70.15,-159.79 55.60 2.73 6
5 08/13/2023 23:15:47 -70.06, 7.61 124.49 08/13/2023 23:14:41 -70.04, 7.68 124.50 3.43 66
6 08/16/2023 13:51:15 -70.24, 148.47 123.49 08/16/2023 13:52:13 -70.22, 148.55 123.52 3.39 58
7 08/16/2023 14:41:58 70.08, -43.98 56.36 08/16/2023 14:41:41 70.06, -44.03 56.34 2.81 17
8 08/16/2023 15:32:29 -69.40, 124.34 124.35 08/16/2023 15:31:20 -69.46, 122.77 124.23 62.01 69
9 08/19/2023 06:08:07 -70.17, -95.65 122.71 08/19/2023 06:08:41 -70.16, -95.65 122.72 0.62 34
10 08/19/2023 06:58:51 70.07, 71.81 57.20 08/19/2023 06:58:08 70.05, 71.84 57.19 1.95 43
11 08/21/2023 21:34:24 70.53,-147.76 58.53 08/21/2023 21:35:35 70.45,-146.97 58.42 30.76 71
12 08/21/2023 22:25:00 -70.10, 20.21 121.90 08/21/2023 22:25:09 -70.12, 20.20 121.88 2.41 9
13 08/21/2023 23:15:44 70.00,-172.33 58.01 08/21/2023 23:14:36 70.01,-172.32 58.03 0.71 68

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/9/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230809.jpg

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

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