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: 12/13/2023
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 14:41:12 -70.12, 136.01 86.76 12/14/2023 14:42:13 -70.14, 136.01 86.74 2.72 61
2 12/14/2023 15:31:56 70.01, -56.52 93.13 12/14/2023 15:31:40 70.04, -56.49 93.16 3.42 16
3 12/14/2023 16:22:29 -69.43, 111.65 87.45 12/14/2023 16:21:18 -69.49, 110.38 87.38 49.68 71
4 12/17/2023 06:58:07 -70.11,-108.21 86.63 12/17/2023 06:58:44 -70.11,-108.16 86.64 2.00 37
5 12/17/2023 07:48:50 69.95, 59.34 93.21 12/17/2023 07:48:12 69.95, 59.26 93.21 3.02 38
6 12/19/2023 22:24:29 70.69,-160.68 94.05 12/19/2023 22:25:38 70.55,-159.28 93.88 53.94 69
7 12/19/2023 23:15:01 -70.06, 7.64 86.61 12/19/2023 23:15:15 -70.06, 7.64 86.61 0.32 14
8 12/20/2023 00:05:45 69.96, 175.10 93.29 12/20/2023 00:04:42 69.95, 175.13 93.29 1.65 63
9 12/22/2023 14:41:13 70.12, -44.00 93.49 12/22/2023 14:42:15 70.14, -43.99 93.50 2.27 62
10 12/22/2023 15:31:55 -70.02, 123.47 86.63 12/22/2023 15:31:45 -70.04, 123.50 86.61 2.72 10
11 12/22/2023 16:22:30 69.44, -68.36 92.79 12/22/2023 16:21:20 69.49, -69.62 92.86 49.41 70
12 12/25/2023 06:58:06 70.09, 71.82 93.42 12/25/2023 06:58:44 70.10, 71.83 93.43 1.27 38
13 12/25/2023 07:48:48 -69.98,-120.70 86.70 12/25/2023 07:48:14 -70.00,-120.68 86.68 2.16 34

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/13/2023
SNOs_Map_NOAA-20_LANDSAT-9_20231213.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 12/13/2023 in txt file.

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