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: 9/14/2021
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 09/15/2021 01:05:37 -71.28, -18.28 111.82 09/15/2021 01:06:04 -71.26, -18.31 111.85 3.14 27
2 09/15/2021 01:56:21 71.18, 149.20 68.10 09/15/2021 01:55:31 71.16, 149.18 68.07 2.53 50
3 09/17/2021 17:21:55 -71.29, 97.65 110.79 09/17/2021 17:22:33 -71.28, 97.61 110.79 1.60 38
4 09/17/2021 18:12:39 71.19, -94.87 69.13 09/17/2021 18:12:00 71.19, -94.90 69.13 1.29 39
5 09/20/2021 09:38:12 -71.30,-146.41 109.74 09/20/2021 09:39:01 -71.31,-146.47 109.73 2.30 49
6 09/20/2021 10:28:56 71.20, 21.07 70.18 09/20/2021 10:28:28 71.21, 21.01 70.19 2.09 28
7 09/23/2021 01:54:30 -71.31, -30.49 108.69 09/23/2021 01:55:30 -71.33, -30.56 108.67 3.33 60
8 09/23/2021 02:45:14 71.21, 136.99 71.23 09/23/2021 02:44:57 71.22, 136.92 71.24 3.01 17
9 09/23/2021 03:35:45 -70.58, -54.63 109.38 09/23/2021 03:34:36 -70.63, -56.38 109.35 64.61 69
10 09/25/2021 18:10:49 -71.37, 85.35 107.58 09/25/2021 18:11:59 -71.34, 85.34 107.61 3.57 70
11 09/25/2021 19:01:33 71.28,-107.17 72.34 09/25/2021 19:01:25 71.29,-107.09 72.35 3.27 8
12 09/25/2021 19:52:10 -70.96, 60.69 107.96 09/25/2021 19:50:58 -71.02, 60.11 107.91 21.90 72

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/14/2021
SNOs_Map_FY3D_LANDSAT-8_20210914.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/14/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8