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: 3/21/2021
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 03/21/2021 23:32:19 70.96,-175.67 70.29 03/21/2021 23:32:57 70.98,-175.64 70.30 2.44 38
2 03/22/2021 00:23:01 -70.87, -8.19 109.83 03/22/2021 00:22:27 -70.87, -8.19 109.83 0.27 34
3 03/24/2021 15:48:39 70.96, -59.73 69.22 03/24/2021 15:49:26 70.96, -59.80 69.22 2.44 47
4 03/24/2021 16:39:22 -70.91, 107.67 110.85 03/24/2021 16:38:55 -70.90, 107.75 110.85 2.91 27
5 03/27/2021 08:05:00 71.00, 56.12 68.22 03/27/2021 08:05:54 70.99, 56.12 68.20 1.69 54
6 03/27/2021 08:55:42 -70.90,-136.38 111.91 03/27/2021 08:55:24 -70.88,-136.41 111.93 2.38 18
7 03/27/2021 09:46:10 70.01, 32.36 67.16 03/27/2021 09:45:04 70.06, 30.02 67.28 88.85 66
8 03/30/2021 00:21:20 71.00, 172.06 67.16 03/30/2021 00:22:22 71.01, 172.04 67.17 1.68 62
9 03/30/2021 01:12:02 -70.89, -20.44 112.97 03/30/2021 01:11:52 -70.91, -20.49 112.95 2.54 10
10 03/30/2021 02:02:36 70.32, 147.81 66.43 03/30/2021 02:01:27 70.36, 146.33 66.51 55.43 69
11 04/01/2021 16:37:40 71.05, -72.09 66.18 04/01/2021 16:38:49 71.03, -72.06 66.15 2.22 69
12 04/01/2021 17:28:22 -70.94, 95.42 113.96 04/01/2021 17:28:19 -70.93, 95.42 113.97 1.13 3
13 04/01/2021 18:19:01 70.63, -96.76 65.72 04/01/2021 18:17:49 70.65, -97.36 65.75 22.19 72

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/21/2021
SNOs_Map_FY3D_LANDSAT-8_20210321.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 03/21/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8