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: 9/25/2021
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 18:10:49 -71.36, 85.37 107.59 09/25/2021 18:12:00 -71.36, 85.36 107.60 0.46 71
2 09/25/2021 19:01:33 71.25,-107.13 72.32 09/25/2021 19:01:27 71.27,-107.14 72.33 1.92 6
3 09/25/2021 19:52:11 -71.00, 60.62 107.92 09/25/2021 19:50:58 -71.09, 60.22 107.84 17.88 73
4 09/28/2021 10:27:14 -71.78,-159.45 106.12 09/28/2021 10:28:24 -71.65,-158.28 106.26 43.59 70
5 09/28/2021 11:17:50 71.26, 8.79 73.37 09/28/2021 11:17:56 71.29, 8.77 73.40 2.82 6
6 09/28/2021 12:08:31 -71.17, 176.28 106.71 09/28/2021 12:07:26 -71.17, 176.22 106.71 2.37 65
7 10/01/2021 02:43:40 -72.21, -44.31 104.66 10/01/2021 02:44:46 -72.10, -41.62 104.75 92.52 66
8 10/01/2021 03:34:09 71.33, 124.62 74.48 10/01/2021 03:34:26 71.31, 124.68 74.46 3.35 17
9 10/01/2021 04:24:49 -71.18, -67.79 105.66 10/01/2021 04:23:56 -71.19, -67.87 105.65 3.00 53
10 10/03/2021 19:50:27 71.35,-119.46 75.54 10/03/2021 19:50:56 71.33,-119.41 75.52 3.10 29
11 10/03/2021 20:41:07 -71.20, 48.13 104.60 10/03/2021 20:40:26 -71.22, 48.04 104.59 3.61 41
12 10/06/2021 12:06:45 71.37, -3.55 76.59 10/06/2021 12:07:26 71.35, -3.50 76.57 3.19 41
13 10/06/2021 12:57:25 -71.27, 163.95 103.50 10/06/2021 12:56:55 -71.24, 163.96 103.54 3.17 30

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/25/2021
SNOs_Map_FY3D_LANDSAT-8_20210925.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/25/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8