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: 4/27/2021
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 04/28/2021 12:11:40 -71.12, 174.46 123.29 04/28/2021 12:12:52 -71.13, 174.50 123.28 1.74 72
2 04/28/2021 13:02:24 71.04, -18.09 56.62 04/28/2021 13:02:19 71.03, -18.01 56.61 2.78 5
3 04/28/2021 13:53:03 -70.81, 149.62 123.62 04/28/2021 13:51:50 -70.86, 149.36 123.57 10.93 73
4 05/01/2021 04:28:05 -71.41, -70.10 123.82 05/01/2021 04:29:16 -71.32, -69.33 123.92 29.11 71
5 05/01/2021 05:18:44 71.06, 97.81 55.82 05/01/2021 05:18:46 71.05, 97.90 55.81 3.35 2
6 05/01/2021 06:09:25 -70.94, -94.66 124.32 05/01/2021 06:08:16 -70.94, -94.65 124.32 0.66 69
7 05/03/2021 20:44:29 -71.69, 45.33 124.32 05/03/2021 20:45:38 -71.55, 46.93 124.49 58.38 69
8 05/03/2021 21:35:02 71.04,-146.21 55.00 05/03/2021 21:35:12 71.06,-146.21 55.03 2.85 10
9 05/03/2021 22:25:44 -70.97, 21.23 125.08 05/03/2021 22:24:42 -70.95, 21.26 125.10 1.84 62
10 05/06/2021 13:00:53 -71.92, 160.83 124.84 05/06/2021 13:02:00 -71.82, 163.28 124.97 85.37 67
11 05/06/2021 13:51:22 71.07, -30.32 54.27 05/06/2021 13:51:39 71.07, -30.32 54.27 0.47 17
12 05/06/2021 14:42:03 -70.94, 137.21 125.87 05/06/2021 14:41:09 -70.96, 137.15 125.85 2.93 54
13 05/09/2021 06:07:42 71.09, 85.57 53.57 05/09/2021 06:08:06 71.07, 85.57 53.54 2.78 24
14 05/09/2021 06:58:23 -70.97,-106.90 126.56 05/09/2021 06:57:36 -70.97,-106.96 126.57 2.42 47

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/27/2021
SNOs_Map_FY3D_LANDSAT-8_20210427.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/27/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8