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: 2/1/2023
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 02/02/2023 23:14:35 -70.10, 7.63 93.20 02/02/2023 23:15:23 -70.10, 7.66 93.21 1.22 48
2 02/03/2023 00:05:19 69.98, 175.12 86.67 02/03/2023 00:04:50 70.00, 175.16 86.70 3.18 29
3 02/05/2023 14:41:04 71.05, -45.44 87.03 02/05/2023 14:42:10 70.94, -42.85 86.81 94.42 66
4 02/05/2023 15:31:28 -70.07, 123.46 94.03 02/05/2023 15:31:53 -70.07, 123.48 94.03 0.98 25
5 02/05/2023 16:22:12 69.95, -69.06 85.84 02/05/2023 16:21:20 69.96, -69.02 85.86 2.10 52
6 02/08/2023 06:57:42 70.24, 71.66 85.34 02/08/2023 06:58:53 70.17, 71.87 85.25 10.79 71
7 02/08/2023 07:48:22 -70.04,-120.73 94.88 02/08/2023 07:48:24 -70.01,-120.73 94.92 3.33 2
8 02/08/2023 08:39:04 69.82, 46.92 84.88 02/08/2023 08:37:52 69.85, 46.69 84.93 9.12 72
9 02/10/2023 23:14:34 70.11,-172.38 84.35 02/10/2023 23:15:24 70.09,-172.37 84.32 2.42 50
10 02/11/2023 00:05:15 -69.97, -4.84 95.82 02/11/2023 00:04:54 -69.99, -4.88 95.80 2.94 21
11 02/11/2023 00:55:42 68.95, 163.94 83.10 02/11/2023 00:54:36 69.05, 161.50 83.32 97.73 66
12 02/13/2023 15:31:27 70.05, -56.50 83.39 02/13/2023 15:31:54 70.05, -56.56 83.39 2.15 27
13 02/13/2023 16:22:09 -69.95, 110.97 96.73 02/13/2023 16:21:24 -69.94, 110.93 96.73 1.50 45

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/1/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230201.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/01/2023 in txt file.

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