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: 4/29/2021
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 05/01/2021 04:28:05 -71.43, -70.14 123.79 05/01/2021 04:29:16 -71.29, -69.37 123.95 31.49 71
2 05/01/2021 05:18:43 71.03, 97.86 55.79 05/01/2021 05:18:46 71.03, 97.86 55.79 0.28 3
3 05/01/2021 06:09:24 -70.91, -94.62 124.34 05/01/2021 06:08:16 -70.91, -94.68 124.34 2.53 68
4 05/03/2021 20:44:29 -71.66, 45.38 124.35 05/03/2021 20:45:38 -71.58, 46.98 124.46 56.89 69
5 05/03/2021 21:35:03 71.06,-146.24 55.02 05/03/2021 21:35:13 71.04,-146.24 55.01 1.40 10
6 05/03/2021 22:25:44 -70.94, 21.28 125.11 05/03/2021 22:24:43 -70.93, 21.22 125.12 2.31 61
7 05/06/2021 13:00:54 -71.94, 160.79 124.82 05/06/2021 13:02:00 -71.86, 163.34 124.94 88.42 66
8 05/06/2021 13:51:22 71.08, -30.35 54.29 05/06/2021 13:51:39 71.05, -30.34 54.26 3.27 17
9 05/06/2021 14:42:03 -70.97, 137.17 125.85 05/06/2021 14:41:09 -70.94, 137.12 125.87 3.13 54
10 05/09/2021 06:07:42 71.11, 85.54 53.59 05/09/2021 06:08:05 71.11, 85.63 53.59 3.10 23
11 05/09/2021 06:58:23 -70.99,-106.94 126.54 05/09/2021 06:57:35 -71.00,-106.90 126.53 1.68 48
12 05/11/2021 22:24:01 71.09,-158.48 52.87 05/11/2021 22:24:32 71.11,-158.49 52.89 2.69 31
13 05/11/2021 23:14:43 -71.02, 8.95 127.21 05/11/2021 23:14:02 -71.01, 8.98 127.22 2.12 41

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/29/2021
SNOs_Map_FY3D_LANDSAT-8_20210430.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/29/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8