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: 5/3/2021
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 05/03/2021 20:44:28 -71.64, 45.41 124.37 05/03/2021 20:45:38 -71.54, 46.92 124.49 54.26 70
2 05/03/2021 21:35:02 71.04,-146.20 55.00 05/03/2021 21:35:12 71.07,-146.20 55.03 3.55 10
3 05/03/2021 22:25:44 -70.97, 21.22 125.08 05/03/2021 22:24:42 -70.95, 21.25 125.10 2.91 62
4 05/06/2021 13:00:53 -71.93, 160.82 124.84 05/06/2021 13:02:00 -71.82, 163.28 124.97 85.54 67
5 05/06/2021 13:51:22 71.06, -30.31 54.26 05/06/2021 13:51:39 71.08, -30.31 54.28 1.83 17
6 05/06/2021 14:42:03 -70.95, 137.20 125.86 05/06/2021 14:41:09 -70.96, 137.15 125.85 2.60 54
7 05/09/2021 06:07:42 71.09, 85.59 53.56 05/09/2021 06:08:06 71.08, 85.58 53.56 0.55 24
8 05/09/2021 06:58:23 -70.97,-106.90 126.57 05/09/2021 06:57:36 -70.97,-106.96 126.57 2.09 47
9 05/11/2021 22:24:02 71.11,-158.52 52.90 05/11/2021 22:24:33 71.08,-158.54 52.86 3.54 31
10 05/11/2021 23:14:43 -71.00, 8.99 127.23 05/11/2021 23:14:02 -71.03, 9.01 127.20 3.04 41
11 05/14/2021 14:40:21 71.14, -42.63 52.27 05/14/2021 14:40:58 71.13, -42.58 52.26 2.32 37
12 05/14/2021 15:31:02 -71.03, 124.88 127.86 05/14/2021 15:30:28 -71.03, 124.89 127.86 0.58 34

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/3/2021
SNOs_Map_FY3D_LANDSAT-8_20210503.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 05/03/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8