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: 8/15/2021
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 12:24:51 -71.22, 171.79 122.42 08/16/2021 12:25:46 -71.24, 171.71 122.40 3.24 55
2 08/16/2021 13:15:35 71.16, -20.79 57.53 08/16/2021 13:15:13 71.14, -20.80 57.52 2.05 22
3 08/16/2021 14:06:02 -70.29, 147.96 123.35 08/16/2021 14:04:55 -70.38, 145.66 123.22 86.65 67
4 08/19/2021 04:41:10 -71.26, -72.33 121.52 08/19/2021 04:42:15 -71.29, -72.33 121.50 3.24 65
5 08/19/2021 05:31:54 71.20, 95.09 58.43 08/19/2021 05:31:42 71.19, 95.15 58.42 2.57 12
6 08/19/2021 06:22:29 -70.74, -96.83 122.03 08/19/2021 06:21:18 -70.75, -97.89 121.99 39.14 71
7 08/21/2021 20:57:32 -71.45, 43.27 120.43 08/21/2021 20:58:43 -71.39, 43.71 120.52 17.32 71
8 08/21/2021 21:48:12 71.18,-148.94 59.30 08/21/2021 21:48:12 71.17,-148.99 59.29 1.95 0
9 08/21/2021 22:38:54 -71.09, 18.53 120.78 08/21/2021 22:37:41 -71.12, 18.56 120.75 3.35 73
10 08/24/2021 13:13:57 -71.85, 158.48 119.11 08/24/2021 13:15:06 -71.70, 160.11 119.30 59.16 69
11 08/24/2021 14:04:30 71.22, -33.07 60.25 08/24/2021 14:04:40 71.21, -33.05 60.24 1.46 10
12 08/24/2021 14:55:12 -71.13, 134.40 119.83 08/24/2021 14:54:10 -71.11, 134.42 119.86 2.93 62
13 08/27/2021 06:20:49 71.26, 82.81 61.22 08/27/2021 06:21:09 71.25, 82.89 61.20 3.52 20
14 08/27/2021 07:11:30 -71.12,-109.63 118.92 08/27/2021 07:10:39 -71.14,-109.64 118.89 2.41 51

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/15/2021
SNOs_Map_FY3D_LANDSAT-8_20210815.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/15/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8