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: 12/23/2023
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 12/25/2023 06:58:06 70.10, 71.80 93.43 12/25/2023 06:58:44 70.08, 71.79 93.40 2.75 38
2 12/25/2023 07:48:48 -70.00,-120.73 86.68 12/25/2023 07:48:13 -70.02,-120.66 86.66 3.28 35
3 12/27/2023 22:24:28 -70.82, 19.13 85.92 12/27/2023 22:25:36 -70.70, 20.93 86.09 67.64 68
4 12/27/2023 23:14:59 70.03,-172.32 93.27 12/27/2023 23:15:13 70.04,-172.38 93.28 2.52 14
5 12/28/2023 00:05:41 -69.93, -4.85 86.84 12/28/2023 00:04:43 -69.93, -4.90 86.83 1.84 58
6 12/30/2023 14:41:09 -70.13, 136.00 86.77 12/30/2023 14:42:14 -70.14, 136.00 86.77 0.64 65
7 12/30/2023 15:31:53 70.03, -56.53 93.12 12/30/2023 15:31:41 70.03, -56.52 93.12 0.67 12
8 12/30/2023 16:22:28 -69.56, 111.49 87.37 12/30/2023 16:21:17 -69.59, 110.51 87.31 37.88 71
9 01/02/2024 06:58:02 -70.08,-108.14 87.02 01/02/2024 06:58:42 -70.08,-108.19 87.02 1.82 40
10 01/02/2024 07:48:46 69.98, 59.32 92.88 01/02/2024 07:48:09 69.97, 59.30 92.87 1.29 37
11 01/04/2024 22:24:22 70.67,-160.61 93.35 01/04/2024 22:25:31 70.54,-159.27 93.17 51.73 69
12 01/04/2024 23:14:54 -70.04, 7.70 87.32 01/04/2024 23:15:08 -70.05, 7.65 87.31 2.05 14
13 01/05/2024 00:05:38 69.94, 175.16 92.58 01/05/2024 00:04:35 69.93, 175.13 92.58 1.09 63

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/23/2023
SNOs_Map_NOAA-20_LANDSAT-9_20231223.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 12/23/2023 in txt file.

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