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: 8/18/2023
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 08/19/2023 06:08:07 -70.17, -95.65 122.71 08/19/2023 06:08:42 -70.14, -95.68 122.74 3.37 35
2 08/19/2023 06:58:51 70.06, 71.83 57.19 08/19/2023 06:58:09 70.04, 71.83 57.18 1.56 42
3 08/21/2023 21:34:25 70.57,-147.83 58.58 08/21/2023 21:35:36 70.46,-146.96 58.43 34.38 71
4 08/21/2023 22:25:00 -70.10, 20.22 121.90 08/21/2023 22:25:10 -70.12, 20.19 121.88 2.51 10
5 08/21/2023 23:15:44 69.99,-172.31 58.00 08/21/2023 23:14:37 70.02,-172.31 58.04 3.13 67
6 08/24/2023 13:51:12 70.19, -31.47 59.09 08/24/2023 13:52:08 70.19, -31.46 59.08 0.62 56
7 08/24/2023 14:41:54 -70.10, 136.00 121.00 08/24/2023 14:41:38 -70.08, 136.02 121.02 2.16 16
8 08/24/2023 15:32:25 69.30, -55.52 58.18 08/24/2023 15:31:17 69.31, -57.39 58.26 73.52 68
9 08/27/2023 06:08:05 70.15, 84.38 59.96 08/27/2023 06:08:35 70.17, 84.41 59.98 3.15 30
10 08/27/2023 06:58:47 -70.05,-108.16 120.14 08/27/2023 06:58:05 -70.06,-108.11 120.12 2.48 42
11 08/29/2023 21:34:19 -70.52, 32.25 118.73 08/29/2023 21:35:31 -70.40, 33.00 118.87 30.74 72
12 08/29/2023 22:24:57 70.10,-159.79 60.86 08/29/2023 22:25:01 70.12,-159.76 60.87 2.51 4
13 08/29/2023 23:15:39 -70.00, 7.68 119.24 08/29/2023 23:14:31 -70.02, 7.72 119.22 2.39 68

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/18/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230818.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 08/18/2023 in txt file.

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