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: 8/17/2021
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 08/19/2021 04:41:10 -71.25, -72.31 121.53 08/19/2021 04:42:16 -71.25, -72.39 121.53 2.84 66
2 08/19/2021 05:31:54 71.18, 95.11 58.42 08/19/2021 05:31:42 71.20, 95.18 58.44 3.19 12
3 08/19/2021 06:22:29 -70.73, -96.81 122.04 08/19/2021 06:21:18 -70.77, -97.87 121.98 39.22 71
4 08/21/2021 20:57:31 -71.44, 43.29 120.44 08/21/2021 20:58:42 -71.40, 43.74 120.50 16.60 71
5 08/21/2021 21:48:11 71.17,-148.92 59.29 08/21/2021 21:48:11 71.19,-148.96 59.31 2.46 0
6 08/21/2021 22:38:53 -71.09, 18.54 120.79 08/21/2021 22:37:41 -71.08, 18.50 120.79 1.57 72
7 08/24/2021 13:13:57 -71.84, 158.50 119.12 08/24/2021 13:15:06 -71.71, 160.13 119.29 58.87 69
8 08/24/2021 14:04:30 71.21, -33.05 60.24 08/24/2021 14:04:40 71.23, -33.02 60.25 2.20 10
9 08/24/2021 14:55:12 -71.13, 134.42 119.84 08/24/2021 14:54:10 -71.13, 134.45 119.84 1.13 62
10 08/27/2021 06:20:48 71.20, 82.91 61.16 08/27/2021 06:21:10 71.21, 82.83 61.16 2.81 22
11 08/27/2021 07:11:30 -71.12,-109.62 118.92 08/27/2021 07:10:40 -71.11,-109.70 118.93 2.76 50
12 08/29/2021 22:37:07 71.25,-161.22 62.15 08/29/2021 22:37:39 71.25,-161.23 62.14 0.49 32
13 08/29/2021 23:27:48 -71.16, 6.24 117.93 08/29/2021 23:27:08 -71.15, 6.24 117.95 2.08 40

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/17/2021
SNOs_Map_FY3D_LANDSAT-8_20210817.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/17/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8