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: 10/24/2023
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 10/24/2023 23:14:35 70.09,-172.26 81.90 10/24/2023 23:15:06 70.09,-172.29 81.90 1.25 31
2 10/25/2023 00:05:16 -69.96, -4.74 98.22 10/25/2023 00:04:36 -69.97, -4.82 98.21 3.50 40
3 10/27/2023 14:40:50 -70.69, 135.28 96.60 10/27/2023 14:42:00 -70.56, 136.64 96.73 52.16 70
4 10/27/2023 15:31:24 70.05, -56.40 82.78 10/27/2023 15:31:34 70.07, -56.43 82.80 2.58 10
5 10/27/2023 16:22:06 -69.96, 111.04 97.30 10/27/2023 16:21:04 -69.96, 111.05 97.31 0.97 62
6 10/30/2023 06:57:29 -70.13,-108.04 96.27 10/30/2023 06:58:35 -70.13,-108.10 96.27 2.16 66
7 10/30/2023 07:48:13 70.02, 59.44 83.64 10/30/2023 07:48:02 70.02, 59.39 83.64 1.70 11
8 10/30/2023 08:38:48 -69.56,-132.57 96.81 10/30/2023 08:37:37 -69.63,-133.51 96.74 37.33 71
9 11/01/2023 23:14:18 -70.10, 7.79 95.43 11/01/2023 23:15:02 -70.10, 7.76 95.43 1.35 44
10 11/02/2023 00:05:02 69.99, 175.26 84.48 11/02/2023 00:04:29 69.99, 175.25 84.48 0.69 33
11 11/04/2023 14:40:39 70.96, -45.12 86.27 11/04/2023 14:41:46 70.81, -42.94 86.12 81.30 67
12 11/04/2023 15:31:06 -70.08, 123.61 94.61 11/04/2023 15:31:27 -70.10, 123.65 94.59 2.63 21
13 11/04/2023 16:21:50 69.98, -68.92 85.30 11/04/2023 16:20:54 69.99, -68.87 85.31 2.30 56

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 10/24/2023
SNOs_Map_NOAA-20_LANDSAT-9_20231024.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 10/24/2023 in txt file.

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