Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/9/2021
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 08/11/2021 03:52:14 -71.19, -60.05 124.09 08/11/2021 03:52:47 -71.20, -60.11 124.08 2.44 33
2 08/11/2021 04:42:58 71.13, 107.37 55.86 08/11/2021 04:42:14 71.10, 107.38 55.83 3.43 44
3 08/13/2021 20:08:33 -71.23, 55.83 123.25 08/13/2021 20:09:17 -71.20, 55.78 123.27 3.21 44
4 08/13/2021 20:59:16 71.12,-136.66 56.66 08/13/2021 20:58:44 71.10,-136.74 56.64 3.50 32
5 08/16/2021 12:24:52 -71.26, 171.71 122.37 08/16/2021 12:25:46 -71.25, 171.74 122.39 1.26 54
6 08/16/2021 13:15:35 71.15, -20.79 57.53 08/16/2021 13:15:13 71.15, -20.79 57.52 0.83 22
7 08/16/2021 14:06:03 -70.33, 147.90 123.31 08/16/2021 14:04:56 -70.34, 145.61 123.26 85.78 67
8 08/19/2021 04:41:10 -71.25, -72.32 121.53 08/19/2021 04:42:16 -71.25, -72.39 121.54 2.69 66
9 08/19/2021 05:31:54 71.19, 95.09 58.43 08/19/2021 05:31:42 71.19, 95.16 58.42 2.54 12
10 08/19/2021 06:22:29 -70.73, -96.81 122.04 08/19/2021 06:21:18 -70.76, -97.87 121.98 39.01 71
11 08/21/2021 20:57:31 -71.45, 43.28 120.44 08/21/2021 20:58:42 -71.40, 43.73 120.51 16.91 71
12 08/21/2021 21:48:11 71.18,-148.94 59.30 08/21/2021 21:48:11 71.18,-148.98 59.29 1.52 0
13 08/21/2021 22:38:53 -71.09, 18.54 120.79 08/21/2021 22:37:41 -71.08, 18.49 120.79 1.89 72

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/9/2021
SNOs_Map_FY3D_LANDSAT-8_20210809.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/09/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8