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: 9/14/2023
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 09/15/2023 15:42:34 70.33, -60.05 67.30 09/15/2023 15:43:45 70.18, -59.35 67.13 30.99 71
2 09/15/2023 16:33:09 -69.88, 107.96 113.15 09/15/2023 16:33:18 -69.90, 107.89 113.13 3.44 9
3 09/15/2023 17:23:54 69.80, -84.62 66.79 09/15/2023 17:22:45 69.80, -84.61 66.79 0.78 69
4 09/18/2023 07:59:22 69.98, 56.25 67.98 09/18/2023 08:00:17 69.99, 56.26 67.98 1.19 55
5 09/18/2023 08:50:04 -69.90,-136.31 112.10 09/18/2023 08:49:47 -69.88,-136.26 112.12 3.12 17
6 09/18/2023 09:40:34 69.03, 32.25 67.03 09/18/2023 09:39:26 69.11, 30.35 67.14 75.77 68
7 09/21/2023 00:16:16 69.91, 172.12 68.94 09/21/2023 00:16:47 69.94, 172.07 68.96 3.13 31
8 09/21/2023 01:06:58 -69.83, -20.44 111.14 09/21/2023 01:06:17 -69.83, -20.45 111.14 0.51 41
9 09/23/2023 15:42:34 -70.39, 119.84 109.55 09/23/2023 15:43:44 -70.28, 120.81 109.68 38.11 70
10 09/23/2023 16:33:11 69.91, -72.10 69.97 09/23/2023 16:33:16 69.90, -72.10 69.96 1.00 5
11 09/23/2023 17:23:52 -69.77, 95.42 110.16 09/23/2023 17:22:46 -69.79, 95.39 110.13 3.22 66
12 09/26/2023 07:59:21 -69.97,-123.74 108.94 09/26/2023 08:00:17 -70.00,-123.72 108.92 2.83 56
13 09/26/2023 08:50:05 69.86, 43.74 70.96 09/26/2023 08:49:44 69.88, 43.77 70.98 2.91 21

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/14/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230914.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 09/14/2023 in txt file.

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