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: 8/28/2023
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 70.35, -60.05 61.39 08/30/2023 15:43:40 70.26, -59.23 61.26 32.30 71
2 08/30/2023 16:33:04 -69.90, 107.97 119.08 08/30/2023 16:33:14 -69.93, 107.93 119.05 3.05 10
3 08/30/2023 17:23:49 69.83, -84.62 60.87 08/30/2023 17:22:41 69.82, -84.57 60.86 1.89 68
4 09/02/2023 07:59:18 70.01, 56.25 61.99 09/02/2023 08:00:12 70.01, 56.30 61.98 1.86 54
5 09/02/2023 08:49:59 -69.87,-136.23 118.14 09/02/2023 08:49:42 -69.90,-136.22 118.12 3.21 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 77.18 68
7 09/05/2023 00:16:13 69.93, 172.12 62.89 09/05/2023 00:16:41 69.96, 172.11 62.91 2.63 28
8 09/05/2023 01:06:55 -69.85, -20.43 117.19 09/05/2023 01:06:11 -69.85, -20.40 117.19 1.10 44
9 09/07/2023 15:42:29 -70.25, 120.10 115.81 09/07/2023 15:43:40 -70.16, 120.64 115.92 22.77 71
10 09/07/2023 16:33:09 69.92, -72.09 63.87 09/07/2023 16:33:09 69.94, -72.03 63.88 3.29 0
11 09/07/2023 17:23:50 -69.78, 95.44 116.27 09/07/2023 17:22:40 -69.78, 95.39 116.26 1.96 70
12 09/10/2023 07:59:20 -69.98,-123.72 115.09 09/10/2023 08:00:11 -69.96,-123.75 115.11 2.35 51
13 09/10/2023 08:50:04 69.86, 43.76 64.81 09/10/2023 08:49:38 69.84, 43.73 64.79 2.32 26

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/28/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230828.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 08/28/2023 in txt file.

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