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: 8/18/2021
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 -71.29, -72.38 121.49 08/19/2021 04:42:15 -71.27, -72.37 121.52 2.12 65
2 08/19/2021 05:31:53 71.17, 95.14 58.40 08/19/2021 05:31:42 71.17, 95.12 58.40 0.64 11
3 08/19/2021 06:22:28 -70.72, -96.78 122.05 08/19/2021 06:21:17 -70.78, -97.85 121.96 39.72 71
4 08/21/2021 20:57:31 -71.43, 43.31 120.46 08/21/2021 20:58:43 -71.36, 43.67 120.54 14.76 72
5 08/21/2021 21:48:12 71.21,-148.99 59.33 08/21/2021 21:48:11 71.21,-148.93 59.33 1.99 1
6 08/21/2021 22:38:54 -71.12, 18.48 120.75 08/21/2021 22:37:41 -71.10, 18.53 120.77 3.12 73
7 08/24/2021 13:13:57 -71.83, 158.52 119.13 08/24/2021 13:15:06 -71.73, 160.16 119.27 58.27 69
8 08/24/2021 14:04:30 71.20, -33.03 60.23 08/24/2021 14:04:41 71.19, -33.08 60.22 2.09 11
9 08/24/2021 14:55:12 -71.12, 134.44 119.85 08/24/2021 14:54:10 -71.14, 134.47 119.83 2.98 62
10 08/27/2021 06:20:48 71.25, 82.84 61.20 08/27/2021 06:21:09 71.23, 82.85 61.18 2.48 21
11 08/27/2021 07:11:29 -71.11,-109.61 118.93 08/27/2021 07:10:39 -71.12,-109.68 118.92 2.85 50
12 08/29/2021 22:37:06 71.24,-161.21 62.14 08/29/2021 22:37:38 71.25,-161.22 62.15 1.39 32
13 08/29/2021 23:27:48 -71.16, 6.25 117.94 08/29/2021 23:27:08 -71.15, 6.25 117.94 0.51 40

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/18/2021
SNOs_Map_FY3D_LANDSAT-8_20210818.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/18/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8