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: 7/5/2021
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 07/07/2021 06:38:48 -71.17,-101.92 131.44 07/07/2021 06:39:27 -71.16,-101.88 131.46 1.72 39
2 07/07/2021 07:29:31 71.05, 65.61 48.44 07/07/2021 07:28:54 71.07, 65.61 48.46 2.40 37
3 07/09/2021 22:55:07 -71.19, 14.00 131.11 07/09/2021 22:55:56 -71.18, 14.03 131.12 1.10 49
4 07/09/2021 23:45:50 71.07,-178.48 48.77 07/09/2021 23:45:23 71.08,-178.49 48.79 1.63 27
5 07/12/2021 15:11:25 -71.20, 129.92 130.73 07/12/2021 15:12:24 -71.19, 129.93 130.75 0.96 59
6 07/12/2021 16:02:08 71.09, -62.57 49.16 07/12/2021 16:01:51 71.09, -62.59 49.16 0.75 17
7 07/12/2021 16:52:39 -70.42, 105.85 131.53 07/12/2021 16:51:30 -70.49, 104.13 131.41 64.55 69
8 07/15/2021 07:27:44 -71.21,-114.16 130.31 07/15/2021 07:28:53 -71.20,-114.17 130.34 1.82 69
9 07/15/2021 08:18:27 71.11, 53.34 49.59 07/15/2021 08:18:20 71.09, 53.30 49.57 2.12 7
10 07/15/2021 09:09:05 -70.80,-138.83 130.73 07/15/2021 09:07:52 -70.88,-139.40 130.63 22.49 73
11 07/17/2021 23:44:07 -71.44, 1.39 129.63 07/17/2021 23:45:19 -71.36, 1.98 129.73 22.48 72
12 07/18/2021 00:34:46 71.13, 169.24 50.06 07/18/2021 00:34:48 71.15, 169.27 50.07 2.19 2
13 07/18/2021 01:25:28 -71.03, -23.27 130.05 07/18/2021 01:24:18 -71.04, -23.26 130.02 1.91 70

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/5/2021
SNOs_Map_FY3D_LANDSAT-8_20210705.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 07/05/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8