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: 10/5/2023
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 10/06/2023 06:07:44 -71.01, -96.93 104.05 10/06/2023 06:08:51 -70.86, -94.65 104.22 84.75 67
2 10/06/2023 06:58:13 70.10, 71.83 75.05 10/06/2023 06:58:30 70.10, 71.87 75.04 1.44 17
3 10/06/2023 07:48:54 -69.98,-120.65 105.07 10/06/2023 07:48:00 -69.99,-120.65 105.06 1.96 54
4 10/08/2023 22:24:21 -70.27, 20.06 103.79 10/08/2023 22:25:33 -70.21, 20.26 103.85 9.64 72
5 10/08/2023 23:15:03 70.04,-172.28 76.00 10/08/2023 23:15:01 70.05,-172.33 76.01 2.06 2
6 10/09/2023 00:05:44 -69.91, -4.76 104.12 10/09/2023 00:04:31 -69.94, -4.85 104.09 4.76 73
7 10/11/2023 14:41:10 -70.16, 136.02 102.88 10/11/2023 14:42:03 -70.17, 136.08 102.88 2.53 53
8 10/11/2023 15:31:54 70.04, -56.50 77.02 10/11/2023 15:31:30 70.06, -56.44 77.03 2.93 24
9 10/11/2023 16:22:21 -69.16, 112.10 103.85 10/11/2023 16:21:13 -69.24, 110.08 103.78 80.11 68
10 10/14/2023 06:58:00 -70.11,-108.13 101.92 10/14/2023 06:58:32 -70.13,-108.08 101.90 2.95 32
11 10/14/2023 07:48:44 70.00, 59.35 77.98 10/14/2023 07:47:59 70.02, 59.40 78.00 3.05 45
12 10/16/2023 22:24:14 70.54,-160.33 79.49 10/16/2023 22:25:25 70.43,-159.39 79.38 37.01 71
13 10/16/2023 23:14:49 -70.08, 7.70 100.96 10/16/2023 23:15:00 -70.06, 7.70 100.99 2.79 11
14 10/17/2023 00:05:33 69.97, 175.18 78.94 10/17/2023 00:04:27 69.94, 175.18 78.91 3.45 66

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/5/2023
SNOs_Map_NOAA-20_LANDSAT-9_20231005.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 10/05/2023 in txt file.

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