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: 9/24/2023
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 09/25/2023 14:41:30 -70.10, 136.04 109.10 09/25/2023 14:41:57 -70.11, 136.01 109.09 2.01 27
2 09/25/2023 15:32:15 70.02, -56.54 70.84 09/25/2023 15:31:24 70.00, -56.49 70.82 2.72 51
3 09/28/2023 06:07:42 70.27, 84.24 72.10 09/28/2023 06:08:53 70.26, 84.48 72.09 9.18 71
4 09/28/2023 06:58:22 -70.08,-108.16 108.07 09/28/2023 06:58:24 -70.09,-108.12 108.07 1.83 2
5 09/28/2023 07:49:05 69.91, 59.42 71.77 09/28/2023 07:47:52 69.93, 59.29 71.79 5.36 73
6 09/30/2023 22:24:32 70.16,-159.81 73.03 09/30/2023 22:25:21 70.15,-159.78 73.02 1.75 49
7 09/30/2023 23:15:13 -70.02, 7.71 107.09 09/30/2023 23:14:51 -70.04, 7.70 107.08 1.91 22
8 10/01/2023 00:05:40 69.00, 176.50 71.89 10/01/2023 00:04:34 69.04, 174.00 71.95 99.64 66
9 10/03/2023 14:41:22 70.11, -43.96 74.02 10/03/2023 14:41:46 70.11, -43.93 74.02 1.18 24
10 10/03/2023 15:32:04 -70.03, 123.49 106.05 10/03/2023 15:31:16 -70.01, 123.55 106.08 3.43 48
11 10/06/2023 06:07:32 -70.35, -95.85 104.73 10/06/2023 06:08:43 -70.27, -95.45 104.81 17.37 71
12 10/06/2023 06:58:13 70.08, 71.88 75.02 10/06/2023 06:58:11 70.10, 71.95 75.04 3.60 2
13 10/06/2023 07:48:54 -69.94,-120.59 105.11 10/06/2023 07:47:42 -69.94,-120.64 105.11 1.80 72

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/24/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230924.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 09/24/2023 in txt file.

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