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: 2/23/2023
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 02/24/2023 06:57:47 70.10, 71.85 79.67 02/24/2023 06:58:38 70.11, 71.82 79.67 1.38 51
2 02/24/2023 07:48:29 -70.01,-120.70 100.44 02/24/2023 07:48:08 -69.99,-120.71 100.46 2.04 21
3 02/24/2023 08:38:56 68.99, 48.09 78.47 02/24/2023 08:37:50 69.06, 45.68 78.66 96.57 66
4 02/26/2023 22:24:16 -70.98, 18.88 100.38 02/26/2023 22:25:23 -70.87, 21.20 100.60 85.19 67
5 02/26/2023 23:14:44 70.03,-172.29 78.60 02/26/2023 23:15:03 70.05,-172.37 78.62 3.57 19
6 02/27/2023 00:05:26 -69.94, -4.83 101.52 02/27/2023 00:04:33 -69.94, -4.89 101.51 2.54 53
7 03/01/2023 14:40:58 -70.14, 136.01 102.30 03/01/2023 14:42:00 -70.13, 136.00 102.32 1.22 62
8 03/01/2023 15:31:42 70.03, -56.52 77.58 03/01/2023 15:31:27 70.02, -56.52 77.57 1.41 15
9 03/01/2023 16:22:15 -69.45, 111.65 103.04 03/01/2023 16:21:04 -69.52, 110.43 102.92 48.02 71
10 03/04/2023 06:57:54 -70.09,-108.15 103.38 03/04/2023 06:58:23 -70.06,-108.19 103.41 3.10 29
11 03/04/2023 07:48:38 69.98, 59.32 76.50 03/04/2023 07:47:49 70.00, 59.37 76.52 2.99 49
12 03/06/2023 22:24:09 70.15,-159.80 75.66 03/06/2023 22:25:16 70.13,-159.83 75.63 2.98 67
13 03/06/2023 23:14:51 -70.04, 7.68 104.47 03/06/2023 23:14:46 -70.02, 7.65 104.49 2.97 5
14 03/07/2023 00:05:29 69.62, 175.62 75.08 03/07/2023 00:04:17 69.68, 174.82 75.18 31.34 72

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/23/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230223.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/23/2023 in txt file.

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