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: 9/30/2021
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 10/01/2021 02:43:40 -72.21, -44.32 104.65 10/01/2021 02:44:46 -72.08, -41.65 104.77 92.10 66
2 10/01/2021 03:34:08 71.28, 124.71 74.43 10/01/2021 03:34:26 71.29, 124.66 74.44 2.51 18
3 10/01/2021 04:24:50 -71.24, -67.89 105.60 10/01/2021 04:23:55 -71.23, -67.82 105.62 3.14 55
4 10/03/2021 19:50:26 71.30,-119.37 75.49 10/03/2021 19:50:56 71.30,-119.46 75.48 3.02 30
5 10/03/2021 20:41:08 -71.26, 48.02 104.55 10/03/2021 20:40:25 -71.23, 48.07 104.57 3.09 43
6 10/06/2021 12:06:44 71.32, -3.47 76.54 10/06/2021 12:07:25 71.35, -3.50 76.57 3.15 41
7 10/06/2021 12:57:24 -71.23, 164.03 103.55 10/06/2021 12:56:54 -71.24, 163.95 103.54 2.96 30
8 10/09/2021 04:23:01 71.35, 112.44 77.59 10/09/2021 04:23:54 71.34, 112.37 77.58 2.51 53
9 10/09/2021 05:13:43 -71.30, -80.15 102.45 10/09/2021 05:13:23 -71.29, -80.09 102.47 2.72 20
10 10/09/2021 06:04:10 70.31, 88.81 76.60 10/09/2021 06:03:05 70.37, 86.14 76.62 99.95 65
11 10/11/2021 20:39:19 71.38,-131.67 78.63 10/11/2021 20:40:23 71.38,-131.69 78.64 0.89 64
12 10/11/2021 21:30:00 -71.27, 35.84 101.46 10/11/2021 21:29:53 -71.27, 35.77 101.47 2.64 7
13 10/11/2021 22:20:36 70.76,-155.97 78.05 10/11/2021 22:19:26 70.85,-157.26 78.12 48.16 70

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/30/2021
SNOs_Map_FY3D_LANDSAT-8_20210930.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/30/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8