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: 12/12/2023
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 12/14/2023 14:41:13 -70.13, 135.99 86.75 12/14/2023 14:42:14 -70.13, 136.00 86.75 0.91 61
2 12/14/2023 15:31:57 70.02, -56.54 93.14 12/14/2023 15:31:41 70.03, -56.50 93.15 1.67 16
3 12/14/2023 16:22:29 -69.39, 111.71 87.50 12/14/2023 16:21:19 -69.48, 110.37 87.39 53.03 70
4 12/17/2023 06:58:07 -70.12,-108.22 86.63 12/17/2023 06:58:44 -70.12,-108.15 86.64 2.68 37
5 12/17/2023 07:48:50 69.96, 59.32 93.22 12/17/2023 07:48:12 69.95, 59.26 93.21 2.57 38
6 12/19/2023 22:24:29 70.70,-160.68 94.05 12/19/2023 22:25:38 70.57,-159.25 93.89 54.65 69
7 12/19/2023 23:15:01 -70.06, 7.63 86.60 12/19/2023 23:15:15 -70.08, 7.67 86.59 2.18 14
8 12/20/2023 00:05:45 69.96, 175.09 93.30 12/20/2023 00:04:42 69.97, 175.16 93.31 2.56 63
9 12/22/2023 14:41:13 70.12, -44.00 93.48 12/22/2023 14:42:16 70.13, -44.02 93.48 0.76 63
10 12/22/2023 15:31:55 -70.02, 123.48 86.63 12/22/2023 15:31:46 -70.03, 123.47 86.62 1.09 9
11 12/22/2023 16:22:30 69.44, -68.36 92.78 12/22/2023 16:21:20 69.53, -69.57 92.89 48.22 70
12 12/25/2023 06:58:07 70.08, 71.83 93.41 12/25/2023 06:58:46 70.11, 71.83 93.43 2.92 39
13 12/25/2023 07:48:49 -69.97,-120.68 86.71 12/25/2023 07:48:17 -69.95,-120.75 86.73 3.41 32

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/12/2023
SNOs_Map_NOAA-20_LANDSAT-9_20231212.jpg

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

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