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: 8/29/2023
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 08/30/2023 15:42:29 70.36, -60.05 61.39 08/30/2023 15:43:40 70.25, -59.24 61.26 32.64 71
2 08/30/2023 16:33:04 -69.91, 107.96 119.07 08/30/2023 16:33:14 -69.92, 107.92 119.06 2.11 10
3 08/30/2023 17:23:49 69.83, -84.62 60.87 08/30/2023 17:22:41 69.82, -84.58 60.86 2.43 68
4 09/02/2023 07:59:18 70.01, 56.24 61.99 09/02/2023 08:00:12 70.01, 56.29 61.98 2.12 54
5 09/02/2023 08:49:59 -69.88,-136.24 118.14 09/02/2023 08:49:42 -69.90,-136.23 118.12 2.36 17
6 09/02/2023 09:40:30 69.06, 32.25 61.03 09/02/2023 09:39:22 69.07, 30.31 61.10 76.99 68
7 09/05/2023 00:16:13 69.94, 172.12 62.90 09/05/2023 00:16:41 69.96, 172.11 62.91 2.35 28
8 09/05/2023 01:06:55 -69.85, -20.44 117.19 09/05/2023 01:06:11 -69.85, -20.40 117.18 1.38 44
9 09/07/2023 15:42:29 -70.25, 120.09 115.80 09/07/2023 15:43:40 -70.17, 120.65 115.91 23.33 71
10 09/07/2023 16:33:08 69.87, -72.02 63.82 09/07/2023 16:33:10 69.89, -72.09 63.84 3.51 2
11 09/07/2023 17:23:50 -69.78, 95.43 116.27 09/07/2023 17:22:40 -69.79, 95.39 116.26 1.33 70
12 09/10/2023 07:59:20 -69.98,-123.73 115.08 09/10/2023 08:00:11 -69.97,-123.74 115.10 1.29 51
13 09/10/2023 08:50:04 69.86, 43.75 64.81 09/10/2023 08:49:38 69.86, 43.75 64.80 1.08 26

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/29/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230829.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 08/29/2023 in txt file.

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