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: 8/10/2023
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 08/12/2023 00:16:07 -69.96, -7.86 125.16 08/12/2023 00:16:34 -69.98, -7.86 125.15 2.26 27
2 08/12/2023 01:06:51 69.85, 159.62 54.73 08/12/2023 01:06:01 69.88, 159.64 54.77 3.44 50
3 08/14/2023 15:42:20 70.23, -59.81 55.93 08/14/2023 15:43:31 70.15, -59.37 55.82 19.32 71
4 08/14/2023 16:32:58 -69.93, 107.96 124.38 08/14/2023 16:33:03 -69.93, 107.96 124.39 0.55 5
5 08/14/2023 17:23:42 69.82, -84.56 55.52 08/14/2023 17:22:30 69.82, -84.55 55.52 0.39 72
6 08/17/2023 07:59:07 70.00, 56.32 56.52 08/17/2023 08:00:01 70.01, 56.33 56.52 1.31 54
7 08/17/2023 08:49:49 -69.91,-136.22 123.57 08/17/2023 08:49:31 -69.91,-136.18 123.57 1.57 18
8 08/17/2023 09:40:19 69.06, 32.32 55.56 08/17/2023 09:39:11 69.08, 30.35 55.66 78.39 68
9 08/20/2023 00:15:58 69.99, 172.13 57.37 08/20/2023 00:16:29 69.97, 172.16 57.34 2.87 31
10 08/20/2023 01:06:39 -69.85, -20.34 122.77 08/20/2023 01:05:59 -69.87, -20.35 122.75 2.32 40
11 08/22/2023 15:42:12 -70.51, 119.79 121.22 08/22/2023 15:43:22 -70.40, 121.03 121.37 47.65 70
12 08/22/2023 16:32:47 69.93, -72.00 58.19 08/22/2023 16:32:55 69.96, -71.96 58.21 2.86 8
13 08/22/2023 17:23:29 -69.84, 95.46 121.90 08/22/2023 17:22:25 -69.86, 95.53 121.88 3.30 64

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/10/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230811.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 08/10/2023 in txt file.

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