Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/12/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 08/14/2023 15:42:23 70.37, -60.02 56.07 08/14/2023 15:43:34 70.29, -59.18 55.95 32.56 71
2 08/14/2023 16:32:59 -69.96, 107.92 124.35 08/14/2023 16:33:08 -69.96, 107.98 124.35 2.44 9
3 08/14/2023 17:23:42 69.80, -84.52 55.49 08/14/2023 17:22:36 69.80, -84.59 55.51 2.87 66
4 08/17/2023 07:59:08 70.03, 56.28 56.55 08/17/2023 08:00:10 70.05, 56.34 56.55 2.68 62
5 08/17/2023 08:49:48 -69.89,-136.19 123.59 08/17/2023 08:49:40 -69.89,-136.25 123.59 2.45 8
6 08/17/2023 09:40:24 69.35, 31.90 55.87 08/17/2023 09:39:14 69.39, 30.72 55.95 46.64 70
7 08/20/2023 00:15:57 69.97, 172.16 57.35 08/20/2023 00:16:42 69.96, 172.09 57.33 3.14 45
8 08/20/2023 01:06:39 -69.88, -20.38 122.74 08/20/2023 01:06:12 -69.86, -20.42 122.76 2.73 27
9 08/22/2023 16:32:48 69.96, -72.05 58.23 08/22/2023 16:33:13 69.97, -72.02 58.22 1.04 25
10 08/22/2023 17:23:30 -69.87, 95.41 121.87 08/22/2023 17:22:43 -69.87, 95.47 121.86 2.35 47
11 08/25/2023 07:59:02 -70.44,-124.30 120.39 08/25/2023 08:00:13 -70.30,-123.31 120.56 39.88 71
12 08/25/2023 08:49:38 69.91, 43.82 59.08 08/25/2023 08:49:45 69.91, 43.78 59.08 1.46 7
13 08/25/2023 09:40:20 -69.82,-148.72 121.01 08/25/2023 09:39:15 -69.82,-148.72 121.01 0.25 65

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/12/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230812.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 08/12/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-8