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: 9/22/2021
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 09/23/2021 01:54:30 -71.32, -30.51 108.67 09/23/2021 01:55:30 -71.31, -30.60 108.69 3.61 60
2 09/23/2021 02:45:14 71.22, 136.98 71.24 09/23/2021 02:44:57 71.21, 136.90 71.23 3.00 17
3 09/23/2021 03:35:44 -70.55, -54.57 109.42 09/23/2021 03:34:36 -70.60, -56.41 109.37 68.27 68
4 09/25/2021 18:10:49 -71.38, 85.33 107.57 09/25/2021 18:11:58 -71.37, 85.39 107.58 2.74 69
5 09/25/2021 19:01:33 71.28,-107.18 72.35 09/25/2021 19:01:25 71.28,-107.12 72.34 2.26 8
6 09/25/2021 19:52:10 -70.97, 60.67 107.95 09/25/2021 19:50:57 -71.05, 60.16 107.88 20.37 73
7 09/28/2021 10:27:12 -71.65,-159.21 106.26 09/28/2021 10:28:24 -71.54,-158.45 106.37 29.50 72
8 09/28/2021 11:17:51 71.29, 8.75 73.40 09/28/2021 11:17:54 71.28, 8.77 73.39 1.41 3
9 09/28/2021 12:08:32 -71.19, 176.24 106.69 09/28/2021 12:07:24 -71.17, 176.22 106.72 2.79 68
10 10/01/2021 02:43:38 -72.07, -44.05 104.79 10/01/2021 02:44:45 -71.97, -41.83 104.89 77.20 67
11 10/01/2021 03:34:09 71.30, 124.67 74.46 10/01/2021 03:34:23 71.28, 124.65 74.43 2.79 14
12 10/01/2021 04:24:50 -71.20, -67.83 105.64 10/01/2021 04:23:52 -71.22, -67.80 105.62 2.39 58
13 10/03/2021 19:50:26 71.32,-119.41 75.51 10/03/2021 19:50:50 71.33,-119.39 75.51 1.19 24
14 10/03/2021 20:41:07 -71.22, 48.09 104.59 10/03/2021 20:40:20 -71.22, 48.07 104.59 0.89 47

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/22/2021
SNOs_Map_FY3D_LANDSAT-8_20210922.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/22/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8