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: 2/16/2023
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 02/16/2023 07:48:21 70.04, 59.29 82.46 02/16/2023 07:48:18 70.04, 59.32 82.46 1.11 3
2 02/16/2023 08:39:02 -69.90,-133.18 97.70 02/16/2023 08:37:48 -69.92,-133.21 97.66 2.81 74
3 02/18/2023 23:14:34 -70.11, 7.63 98.39 02/18/2023 23:15:16 -70.12, 7.68 98.39 2.23 42
4 02/19/2023 00:05:18 69.99, 175.12 81.48 02/19/2023 00:04:43 70.01, 175.18 81.50 3.24 35
5 02/21/2023 14:40:57 70.54, -44.60 81.12 02/21/2023 14:42:07 70.43, -43.61 80.95 39.19 70
6 02/21/2023 15:31:31 -70.03, 123.52 99.44 02/21/2023 15:31:42 -70.04, 123.47 99.43 2.41 11
7 02/21/2023 16:22:15 69.91, -69.00 80.43 02/21/2023 16:21:09 69.93, -69.04 80.46 2.77 66
8 02/24/2023 06:57:47 70.11, 71.84 79.68 02/24/2023 06:58:36 70.12, 71.85 79.68 1.79 49
9 02/24/2023 07:48:29 -70.01,-120.69 100.44 02/24/2023 07:48:06 -70.01,-120.67 100.44 0.69 23
10 02/26/2023 22:24:14 -70.89, 19.04 100.48 02/26/2023 22:25:22 -70.75, 21.03 100.72 74.42 68
11 02/26/2023 23:14:44 70.05,-172.31 78.62 02/26/2023 23:15:00 70.03,-172.37 78.60 3.26 16
12 02/27/2023 00:05:26 -69.95, -4.84 101.51 02/27/2023 00:04:29 -69.98, -4.82 101.47 3.35 57
13 03/01/2023 14:40:56 -70.11, 136.05 102.32 03/01/2023 14:41:54 -70.11, 136.00 102.33 1.79 58
14 03/01/2023 15:31:40 70.01, -56.48 77.56 03/01/2023 15:31:21 69.99, -56.52 77.54 2.34 19

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/16/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230216.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/16/2023 in txt file.

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