Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/14/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 09/14/2023 07:34:15 70.79, 61.32 67.27 09/14/2023 07:35:22 70.70, 63.48 67.14 79.60 67
2 09/14/2023 08:24:42 -69.92,-129.99 113.62 09/14/2023 08:25:04 -69.93,-130.01 113.61 1.07 22
3 09/14/2023 09:15:27 69.85, 37.43 66.32 09/14/2023 09:14:31 69.83, 37.49 66.30 2.88 56
4 09/16/2023 23:50:55 70.02, 178.31 67.50 09/16/2023 23:52:03 70.01, 178.34 67.48 1.90 68
5 09/17/2023 00:41:36 -69.89, -14.18 112.63 09/17/2023 00:41:33 -69.90, -14.18 112.62 0.99 3
6 09/17/2023 01:32:16 69.55, 153.63 67.04 09/17/2023 01:31:04 69.57, 153.02 67.08 24.07 72
7 09/19/2023 16:07:49 69.95, -65.81 68.45 09/19/2023 16:08:33 69.94, -65.87 68.44 2.54 44
8 09/19/2023 16:58:31 -69.86, 101.63 111.62 09/19/2023 16:58:02 -69.88, 101.69 111.60 3.12 29
9 09/22/2023 07:34:15 -70.84,-118.77 109.61 09/22/2023 07:35:22 -70.71,-116.51 109.78 84.08 67
10 09/22/2023 08:24:44 69.93, 49.97 69.48 09/22/2023 08:25:01 69.94, 50.02 69.48 1.84 17
11 09/22/2023 09:15:25 -69.80,-142.50 110.65 09/22/2023 09:14:32 -69.78,-142.57 110.67 3.19 53
12 09/24/2023 23:50:54 -70.00, -1.66 109.44 09/24/2023 23:52:02 -70.02, -1.62 109.42 3.22 68
13 09/25/2023 00:41:38 69.88, 165.82 70.46 09/25/2023 00:41:29 69.91, 165.86 70.49 3.31 9
14 09/25/2023 01:32:15 -69.53, -26.34 109.89 09/25/2023 01:31:03 -69.59, -26.95 109.82 24.38 72
15 09/27/2023 16:07:47 -69.95, 114.18 108.44 09/27/2023 16:08:29 -69.96, 114.18 108.44 0.87 42
16 09/27/2023 16:58:31 69.84, -78.34 71.46 09/27/2023 16:57:56 69.84, -78.34 71.46 0.34 35

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/14/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230914.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 09/14/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-9