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: 5/9/2023
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 05/11/2023 02:24:30 -72.99, -35.45 124.89 05/11/2023 02:24:54 -73.01, -35.42 124.87 2.83 24
2 05/11/2023 03:15:15 72.91, 132.02 55.03 05/11/2023 03:14:21 72.92, 132.05 55.04 1.60 54
3 05/13/2023 17:01:08 -73.80, 103.61 124.73 05/13/2023 17:02:13 -73.70, 106.62 124.81 94.47 65
4 05/13/2023 17:51:38 72.99, -87.21 54.45 05/13/2023 17:51:52 72.98, -87.22 54.45 0.90 14
5 05/13/2023 18:42:21 -72.89, 80.32 125.66 05/13/2023 18:41:21 -72.92, 80.29 125.64 3.05 60
6 05/16/2023 08:28:07 73.43, 52.75 54.27 05/16/2023 08:29:17 73.28, 54.00 54.13 42.93 70
7 05/16/2023 09:18:43 -72.97,-138.91 126.20 05/16/2023 09:18:50 -73.01,-138.93 126.17 3.62 7
8 05/16/2023 10:09:28 72.91, 28.53 53.74 05/16/2023 10:08:17 72.91, 28.53 53.73 0.14 71
9 05/18/2023 23:55:08 -73.17, 1.61 126.59 05/18/2023 23:56:19 -73.12, 1.92 126.63 10.83 71
10 05/19/2023 00:45:51 73.01, 169.27 53.25 05/19/2023 00:45:46 73.02, 169.37 53.26 3.59 5
11 05/19/2023 01:36:31 -72.75, -22.85 127.02 05/19/2023 01:35:18 -72.80, -23.43 126.97 20.19 73
12 05/21/2023 15:22:13 73.06, -49.90 52.76 05/21/2023 15:23:16 73.06, -49.95 52.75 1.94 63
13 05/21/2023 16:12:57 -72.99, 117.56 127.32 05/21/2023 16:12:45 -73.00, 117.56 127.32 0.25 12

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/9/2023
SNOs_Map_FY3D_LANDSAT-8_20230509.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 05/09/2023 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8