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 -70.96, -74.50 102.32 03/03/2021 04:48:20 -70.94, -74.49 102.34 1.35 66
2 03/03/2021 05:37:57 70.83, 93.03 77.54 03/03/2021 05:37:47 70.85, 93.00 77.56 2.57 10
3 03/03/2021 06:28:33 -70.44, -99.01 102.89 03/03/2021 06:27:21 -70.51, -99.87 102.78 33.03 72
4 03/05/2021 21:03:35 -70.98, 41.39 103.33 03/05/2021 21:04:47 -70.98, 41.45 103.34 2.24 72
5 03/05/2021 21:54:18 70.86,-151.10 76.54 03/05/2021 21:54:14 70.88,-151.06 76.56 2.91 4
6 03/05/2021 22:44:58 -70.67, 16.54 103.68 03/05/2021 22:43:45 -70.71, 16.31 103.62 9.49 73
7 03/08/2021 13:20:00 -71.22, 156.91 104.13 03/08/2021 13:21:12 -71.13, 157.55 104.25 25.14 72
8 03/08/2021 14:10:38 70.84, -35.14 75.47 03/08/2021 14:10:42 70.86, -35.22 75.49 3.58 4
9 03/08/2021 15:01:21 -70.80, 132.25 104.59 03/08/2021 15:00:11 -70.80, 132.33 104.58 2.96 70
10 03/11/2021 05:36:25 -71.45, -87.57 104.93 03/11/2021 05:37:35 -71.37, -86.17 105.07 50.48 70
11 03/11/2021 06:26:59 70.88, 80.74 74.45 03/11/2021 06:27:09 70.89, 80.71 74.46 1.53 10
12 03/11/2021 07:17:41 -70.78,-111.78 105.67 03/11/2021 07:16:39 -70.78,-111.83 105.66 1.67 62
13 03/13/2021 21:52:50 -71.74, 27.84 105.69 03/13/2021 21:53:57 -71.61, 30.11 105.89 80.62 67
14 03/13/2021 22:43:19 70.91,-163.39 73.43 03/13/2021 22:43:35 70.91,-163.38 73.42 0.76 16
15 03/13/2021 23:34:01 -70.81, 4.10 106.70 03/13/2021 23:33:05 -70.80, 4.09 106.70 0.93 56

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/1/2021
SNOs_Map_FY3D_LANDSAT-8_20210301.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