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: 3/1/2021
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 03/03/2021 04:47:14 -70.93, -74.46 102.34 03/03/2021 04:48:21 -70.92, -74.53 102.36 3.02 67
2 03/03/2021 05:37:58 70.85, 92.99 77.57 03/03/2021 05:37:48 70.82, 92.97 77.54 3.08 10
3 03/03/2021 06:28:33 -70.41, -98.97 102.92 03/03/2021 06:27:22 -70.49, -99.91 102.80 35.92 71
4 03/05/2021 21:03:35 -71.01, 41.34 103.30 03/05/2021 21:04:46 -71.01, 41.49 103.31 5.60 71
5 03/05/2021 21:54:17 70.84,-151.05 76.51 03/05/2021 21:54:14 70.86,-151.10 76.53 3.14 3
6 03/05/2021 22:44:58 -70.70, 16.49 103.65 03/05/2021 22:43:44 -70.74, 16.36 103.59 6.81 74
7 03/08/2021 13:20:00 -71.25, 156.86 104.09 03/08/2021 13:21:11 -71.15, 157.60 104.22 28.54 71
8 03/08/2021 14:10:38 70.87, -35.19 75.50 03/08/2021 14:10:41 70.89, -35.17 75.52 1.70 3
9 03/08/2021 15:01:20 -70.78, 132.28 104.61 03/08/2021 15:00:11 -70.78, 132.29 104.61 0.90 69
10 03/11/2021 05:36:25 -71.49, -87.63 104.89 03/11/2021 05:37:34 -71.40, -86.13 105.04 54.21 69
11 03/11/2021 06:26:59 70.91, 80.68 74.49 03/11/2021 06:27:08 70.91, 80.74 74.48 2.31 9
12 03/11/2021 07:17:41 -70.82,-111.84 105.63 03/11/2021 07:16:38 -70.80,-111.79 105.64 2.45 63
13 03/13/2021 21:52:50 -71.73, 27.86 105.70 03/13/2021 21:53:57 -71.63, 30.14 105.87 80.52 67
14 03/13/2021 22:43:19 70.90,-163.37 73.42 03/13/2021 22:43:35 70.93,-163.35 73.44 3.27 16
15 03/13/2021 23:34:01 -70.80, 4.12 106.71 03/13/2021 23:33:05 -70.82, 4.12 106.68 2.65 56

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/1/2021
SNOs_Map_FY3D_LANDSAT-8_20210302.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 03/01/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8