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: 9/23/2021
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 09/25/2021 18:10:48 -71.35, 85.39 107.60 09/25/2021 18:11:58 -71.36, 85.37 107.60 1.18 70
2 09/25/2021 19:01:32 71.24,-107.11 72.31 09/25/2021 19:01:25 71.26,-107.14 72.33 2.48 7
3 09/25/2021 19:52:10 -70.99, 60.64 107.93 09/25/2021 19:50:57 -71.04, 60.14 107.89 19.02 73
4 09/28/2021 10:27:12 -71.67,-159.24 106.24 09/28/2021 10:28:23 -71.58,-158.38 106.33 31.75 71
5 09/28/2021 11:17:50 71.26, 8.81 73.37 09/28/2021 11:17:54 71.27, 8.75 73.38 2.46 4
6 09/28/2021 12:08:32 -71.21, 176.21 106.67 09/28/2021 12:07:23 -71.21, 176.29 106.68 2.70 69
7 10/01/2021 02:43:37 -72.04, -43.99 104.82 10/01/2021 02:44:45 -71.96, -41.86 104.90 74.04 68
8 10/01/2021 03:34:09 71.32, 124.64 74.47 10/01/2021 03:34:22 71.32, 124.72 74.47 2.87 13
9 10/01/2021 04:24:50 -71.22, -67.86 105.62 10/01/2021 04:23:52 -71.21, -67.83 105.64 2.11 58
10 10/03/2021 19:50:26 71.29,-119.35 75.48 10/03/2021 19:50:51 71.31,-119.41 75.50 3.31 25
11 10/03/2021 20:41:08 -71.24, 48.06 104.57 10/03/2021 20:40:20 -71.26, 48.13 104.55 3.44 48
12 10/06/2021 12:06:44 71.36, -3.53 76.58 10/06/2021 12:07:18 71.35, -3.46 76.57 2.70 34
13 10/06/2021 12:57:25 -71.25, 163.97 103.52 10/06/2021 12:56:48 -71.25, 164.00 103.53 1.25 37

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/23/2021
SNOs_Map_FY3D_LANDSAT-8_20210923.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/23/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8