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: 3/5/2023
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 03/06/2023 22:24:19 70.67,-160.62 76.21 03/06/2023 22:25:29 70.56,-159.29 76.04 50.39 70
2 03/06/2023 23:14:51 -70.04, 7.68 104.47 03/06/2023 23:15:06 -70.06, 7.62 104.45 3.28 15
3 03/07/2023 00:05:36 69.98, 175.08 75.46 03/07/2023 00:04:33 69.96, 175.12 75.44 3.08 63
4 03/09/2023 14:41:06 70.17, -44.07 74.64 03/09/2023 14:42:01 70.15, -44.00 74.60 3.60 55
5 03/09/2023 15:31:47 -70.02, 123.48 105.54 03/09/2023 15:31:31 -70.04, 123.48 105.52 2.42 16
6 03/09/2023 16:22:18 69.22, -68.04 73.61 03/09/2023 16:21:10 69.27, -69.93 73.74 74.58 68
7 03/12/2023 06:58:01 70.06, 71.87 73.46 03/12/2023 06:58:27 70.08, 71.79 73.47 3.36 26
8 03/12/2023 07:48:43 -69.96,-120.66 106.66 03/12/2023 07:47:57 -69.97,-120.73 106.65 2.92 46
9 03/14/2023 22:24:14 -70.17, 20.16 107.47 03/14/2023 22:25:24 -70.17, 20.18 107.49 0.62 70
10 03/14/2023 23:14:58 70.07,-172.38 72.41 03/14/2023 23:14:51 70.05,-172.34 72.39 2.12 7
11 03/15/2023 00:05:36 -69.75, -4.58 107.94 03/15/2023 00:04:23 -69.84, -5.01 107.83 19.16 73
12 03/17/2023 14:41:10 -70.14, 135.98 108.58 03/17/2023 14:41:47 -70.15, 136.05 108.57 3.44 37
13 03/17/2023 15:31:53 69.99, -56.48 71.26 03/17/2023 15:31:15 69.98, -56.55 71.26 2.74 38

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/5/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230305.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 03/05/2023 in txt file.

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