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: 9/23/2023
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 09/25/2023 14:41:31 -70.13, 136.00 109.07 09/25/2023 14:41:57 -70.13, 136.04 109.07 1.76 26
2 09/25/2023 15:32:15 70.00, -56.51 70.82 09/25/2023 15:31:24 70.02, -56.46 70.84 2.89 51
3 09/28/2023 06:07:42 70.25, 84.27 72.09 09/28/2023 06:08:54 70.22, 84.42 72.05 6.80 72
4 09/28/2023 06:58:21 -70.06,-108.12 108.10 09/28/2023 06:58:24 -70.05,-108.18 108.11 2.19 3
5 09/28/2023 07:49:04 69.89, 59.45 71.75 09/28/2023 07:47:51 69.94, 59.31 71.80 7.88 73
6 09/30/2023 22:24:31 70.14,-159.79 73.02 09/30/2023 22:25:20 70.15,-159.77 73.02 1.13 49
7 09/30/2023 23:15:13 -70.06, 7.66 107.06 09/30/2023 23:14:50 -70.05, 7.71 107.07 2.52 23
8 10/03/2023 14:41:22 70.10, -43.94 74.01 10/03/2023 14:41:46 70.10, -43.94 74.01 0.29 24
9 10/03/2023 15:32:04 -70.01, 123.51 106.07 10/03/2023 15:31:16 -70.00, 123.55 106.08 2.22 48
10 10/06/2023 06:07:31 -70.29, -95.75 104.79 10/06/2023 06:08:43 -70.25, -95.48 104.83 11.26 72
11 10/06/2023 06:58:13 70.07, 71.89 75.01 10/06/2023 06:58:11 70.07, 71.92 75.01 1.19 2
12 10/06/2023 07:48:54 -69.93,-120.58 105.12 10/06/2023 07:47:42 -69.92,-120.67 105.14 3.65 72

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/23/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230923.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 09/23/2023 in txt file.

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