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: 4/15/2019
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 04/17/2019 01:16:49 -70.62, -22.42 119.78 04/17/2019 01:17:48 -70.63, -22.48 119.77 2.48 59
2 04/17/2019 02:07:33 70.51, 145.05 60.11 04/17/2019 02:07:15 70.52, 145.01 60.12 1.73 18
3 04/17/2019 02:58:04 -69.87, -46.63 120.57 04/17/2019 02:56:54 -69.92, -48.22 120.48 60.93 70
4 04/19/2019 17:33:16 -70.63, 93.44 120.70 04/19/2019 17:34:15 -70.63, 93.41 120.71 1.33 59
5 04/19/2019 18:24:00 70.53, -99.09 59.18 04/19/2019 18:23:42 70.52, -99.11 59.18 0.94 18
6 04/19/2019 19:14:31 -69.88, 69.23 121.49 04/19/2019 19:13:21 -69.92, 67.66 121.42 60.05 70
7 04/22/2019 09:49:44 -70.64,-150.70 121.61 04/22/2019 09:50:43 -70.63,-150.71 121.62 1.00 59
8 04/22/2019 10:40:28 70.54, 16.77 58.28 04/22/2019 10:40:10 70.52, 16.76 58.26 2.15 18
9 04/22/2019 11:30:58 -69.84,-174.83 122.45 04/22/2019 11:29:49 -69.92,-176.46 122.33 62.87 69
10 04/25/2019 02:06:12 -70.65, -34.84 122.48 04/25/2019 02:07:11 -70.63, -34.84 122.51 2.75 59
11 04/25/2019 02:56:55 70.50, 132.71 57.35 04/25/2019 02:56:38 70.51, 132.63 57.37 3.24 17
12 04/25/2019 03:47:26 -69.86, -58.98 123.32 04/25/2019 03:46:17 -69.92, -60.58 123.23 61.95 69
13 04/27/2019 18:22:39 -70.62, 81.09 123.38 04/27/2019 18:23:39 -70.62, 81.03 123.38 2.40 60
14 04/27/2019 19:13:23 70.52,-111.43 56.50 04/27/2019 19:13:06 70.51,-111.50 56.49 2.64 17

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/15/2019
SNOs_Map_FY3D_LANDSAT-8_20190415.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/15/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service