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: 7/25/2021
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 07/26/2021 01:23:42 71.21, 156.94 51.74 07/26/2021 01:24:19 71.22, 157.02 51.75 3.28 37
2 07/26/2021 02:14:24 -71.12, -35.58 128.35 07/26/2021 02:13:49 -71.11, -35.53 128.36 2.22 35
3 07/28/2021 17:40:00 71.18, -87.08 52.33 07/28/2021 17:40:50 71.19, -87.15 52.33 2.79 50
4 07/28/2021 18:30:43 -71.14, 80.32 127.72 07/28/2021 18:30:19 -71.13, 80.39 127.72 2.67 24
5 07/31/2021 09:56:19 71.21, 28.82 53.00 07/31/2021 09:57:20 71.21, 28.75 52.99 2.45 61
6 07/31/2021 10:47:02 -71.16,-163.78 127.04 07/31/2021 10:46:49 -71.15,-163.70 127.06 3.15 13
7 07/31/2021 11:37:34 70.48, 4.67 52.27 07/31/2021 11:36:25 70.56, 3.03 52.38 61.35 69
8 08/03/2021 02:12:37 71.24, 144.71 53.72 08/03/2021 02:13:49 71.22, 144.65 53.68 3.39 72
9 08/03/2021 03:03:19 -71.14, -47.79 126.39 08/03/2021 03:03:18 -71.17, -47.79 126.36 3.58 1
10 08/03/2021 03:53:59 70.88, 119.96 53.36 08/03/2021 03:52:47 70.95, 119.51 53.45 18.24 72
11 08/05/2021 18:29:03 71.63,-100.05 54.84 08/05/2021 18:30:13 71.55, -98.93 54.72 40.42 70
12 08/05/2021 19:19:38 -71.16, 68.10 125.64 08/05/2021 19:19:48 -71.18, 68.10 125.63 1.64 10
13 08/05/2021 20:10:21 71.07,-124.41 54.27 08/05/2021 20:09:15 71.07,-124.43 54.27 0.66 66

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/25/2021
SNOs_Map_FY3D_LANDSAT-8_20210725.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 07/25/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8