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: 7/25/2019
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 07/25/2019 05:57:36 70.32, 87.68 50.58 07/25/2019 05:56:32 70.31, 87.64 50.58 1.62 64
2 07/27/2019 20:32:49 71.12,-132.38 52.01 07/27/2019 20:33:57 71.01,-130.70 51.84 61.80 68
3 07/27/2019 21:23:20 -70.45, 36.04 128.69 07/27/2019 21:23:35 -70.47, 36.10 128.68 2.92 15
4 07/27/2019 22:14:02 70.33,-156.45 51.19 07/27/2019 22:13:02 70.31,-156.48 51.18 1.89 60
5 07/30/2019 12:49:18 71.29, -16.78 52.81 07/30/2019 12:50:25 71.15, -14.61 52.59 79.04 67
6 07/30/2019 13:39:46 -70.46, 151.91 128.05 07/30/2019 13:40:06 -70.44, 151.93 128.08 2.58 20
7 07/30/2019 14:30:29 70.34, -40.58 51.83 07/30/2019 14:29:33 70.34, -40.57 51.83 0.28 56
8 08/02/2019 05:05:48 71.45, 98.81 53.65 08/02/2019 05:06:53 71.35, 101.59 53.46 99.12 65
9 08/02/2019 05:56:12 -70.42, -92.14 127.43 08/02/2019 05:56:38 -70.43, -92.20 127.42 2.75 26
10 08/02/2019 06:46:56 70.35, 75.29 52.50 08/02/2019 06:46:05 70.33, 75.28 52.49 2.15 51
11 08/04/2019 22:12:39 -70.43, 23.72 126.72 08/04/2019 22:13:10 -70.45, 23.69 126.71 2.17 31
12 08/04/2019 23:03:23 70.36,-168.84 53.21 08/04/2019 23:02:37 70.34,-168.83 53.20 2.19 46
13 08/07/2019 14:29:05 -70.45, 139.59 125.97 08/07/2019 14:29:42 -70.43, 139.53 126.00 2.81 37
14 08/07/2019 15:19:49 70.37, -52.98 53.96 08/07/2019 15:19:08 70.37, -52.91 53.96 2.72 41

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/25/2019
SNOs_Map_FY3D_LANDSAT-8_20190725.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 07/25/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service