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: 8/14/2021
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 08/16/2021 12:24:52 -71.26, 171.72 122.38 08/16/2021 12:25:46 -71.26, 171.74 122.39 0.73 54
2 08/16/2021 13:15:35 71.14, -20.77 57.52 08/16/2021 13:15:13 71.16, -20.77 57.53 1.61 22
3 08/16/2021 14:06:03 -70.33, 147.91 123.32 08/16/2021 14:04:56 -70.34, 145.61 123.25 85.94 67
4 08/19/2021 04:41:10 -71.24, -72.31 121.53 08/19/2021 04:42:16 -71.25, -72.39 121.53 2.97 66
5 08/19/2021 05:31:53 71.18, 95.11 58.42 08/19/2021 05:31:41 71.20, 95.18 58.44 3.34 12
6 08/19/2021 06:22:28 -70.73, -96.80 122.04 08/19/2021 06:21:17 -70.77, -97.86 121.98 39.29 71
7 08/21/2021 20:57:31 -71.44, 43.29 120.45 08/21/2021 20:58:43 -71.35, 43.65 120.55 16.03 72
8 08/21/2021 21:48:11 71.17,-148.92 59.29 08/21/2021 21:48:11 71.19,-148.96 59.31 2.74 0
9 08/21/2021 22:38:53 -71.08, 18.55 120.80 08/21/2021 22:37:41 -71.09, 18.51 120.79 1.76 72
10 08/24/2021 13:13:57 -71.84, 158.50 119.13 08/24/2021 13:15:06 -71.71, 160.14 119.29 58.48 69
11 08/24/2021 14:04:30 71.21, -33.05 60.24 08/24/2021 14:04:40 71.23, -33.02 60.25 2.23 10
12 08/24/2021 14:55:12 -71.12, 134.43 119.85 08/24/2021 14:54:10 -71.13, 134.45 119.84 1.12 62
13 08/27/2021 06:20:48 71.20, 82.92 61.15 08/27/2021 06:21:10 71.21, 82.83 61.16 3.24 22
14 08/27/2021 07:11:30 -71.11,-109.61 118.93 08/27/2021 07:10:40 -71.11,-109.70 118.93 2.98 50

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/14/2021
SNOs_Map_FY3D_LANDSAT-8_20210814.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/14/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8