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: 5/8/2021
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 05/09/2021 06:07:40 71.03, 85.69 53.50 05/09/2021 06:08:10 71.03, 85.63 53.50 2.11 30
2 05/09/2021 06:58:22 -70.97,-106.90 126.57 05/09/2021 06:57:39 -70.97,-106.82 126.57 2.68 43
3 05/11/2021 22:24:00 71.06,-158.43 52.84 05/11/2021 22:24:40 71.08,-158.41 52.86 2.89 40
4 05/11/2021 23:14:41 -70.95, 9.07 127.28 05/11/2021 23:14:10 -70.97, 9.05 127.26 2.52 31
5 05/14/2021 14:40:20 71.09, -42.55 52.22 05/14/2021 14:41:11 71.07, -42.55 52.20 2.01 51
6 05/14/2021 15:31:01 -70.98, 124.96 127.90 05/14/2021 15:30:41 -70.97, 124.92 127.92 2.45 20
7 05/17/2021 06:56:40 71.13, 73.33 51.64 05/17/2021 06:57:41 71.11, 73.39 51.62 2.80 61
8 05/17/2021 07:47:21 -71.02,-119.16 128.48 05/17/2021 07:47:11 -71.01,-119.14 128.50 1.78 10
9 05/17/2021 08:37:55 70.40, 49.17 50.88 05/17/2021 08:36:46 70.46, 47.68 50.96 56.23 69
10 05/19/2021 23:12:59 71.16,-170.79 51.10 05/19/2021 23:14:10 71.14,-170.68 51.07 4.82 71
11 05/20/2021 00:03:40 -71.06, -3.29 129.02 05/20/2021 00:03:40 -71.04, -3.21 129.05 3.48 0
12 05/20/2021 00:54:21 70.80, 164.45 50.71 05/20/2021 00:53:08 70.87, 164.18 50.79 12.83 73

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/8/2021
SNOs_Map_FY3D_LANDSAT-8_20210508.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 05/08/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8