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: 3/20/2021
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 70.97,-175.68 70.30 03/21/2021 23:32:57 70.98,-175.64 70.30 2.06 38
2 03/22/2021 00:23:01 -70.87, -8.20 109.82 03/22/2021 00:22:27 -70.87, -8.19 109.83 0.68 34
3 03/24/2021 15:48:39 70.96, -59.74 69.23 03/24/2021 15:49:26 70.96, -59.80 69.22 2.13 47
4 03/24/2021 16:39:21 -70.86, 107.74 110.89 03/24/2021 16:38:56 -70.85, 107.66 110.90 3.41 25
5 03/27/2021 08:05:00 71.02, 56.11 68.23 03/27/2021 08:05:54 70.99, 56.12 68.19 3.01 54
6 03/27/2021 08:55:42 -70.91,-136.40 111.90 03/27/2021 08:55:24 -70.88,-136.41 111.93 3.33 18
7 03/27/2021 09:46:10 70.02, 32.34 67.17 03/27/2021 09:45:03 70.12, 30.10 67.33 85.70 67
8 03/30/2021 00:21:20 71.02, 172.04 67.18 03/30/2021 00:22:22 71.01, 172.04 67.17 0.40 62
9 03/30/2021 01:12:02 -70.91, -20.46 112.95 03/30/2021 01:11:52 -70.91, -20.49 112.95 1.09 10
10 03/30/2021 02:02:36 70.34, 147.78 66.45 03/30/2021 02:01:26 70.41, 146.41 66.56 52.10 70
11 04/01/2021 16:37:39 71.02, -72.03 66.14 04/01/2021 16:38:49 71.03, -72.06 66.15 1.76 70
12 04/01/2021 17:28:21 -70.91, 95.47 113.99 04/01/2021 17:28:19 -70.93, 95.42 113.97 3.03 2
13 04/01/2021 18:19:01 70.65, -96.79 65.74 04/01/2021 18:17:48 70.71, -97.28 65.81 18.83 73

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/20/2021
SNOs_Map_FY3D_LANDSAT-8_20210320.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 03/20/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8