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: 4/24/2019
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 04/25/2019 02:06:12 -70.67, -34.86 122.47 04/25/2019 02:07:10 -70.66, -34.80 122.49 2.57 58
2 04/25/2019 02:56:56 70.55, 132.63 57.41 04/25/2019 02:56:37 70.55, 132.69 57.40 2.21 19
3 04/25/2019 03:47:26 -69.87, -58.99 123.31 04/25/2019 03:46:17 -69.89, -60.63 123.25 62.56 69
4 04/27/2019 18:22:38 -70.63, 81.08 123.37 04/27/2019 18:23:37 -70.64, 81.06 123.37 1.78 59
5 04/27/2019 19:13:22 70.52,-111.43 56.50 04/27/2019 19:13:04 70.53,-111.46 56.52 2.25 18
6 04/27/2019 20:03:53 -69.88, 56.87 124.16 04/27/2019 20:02:43 -69.93, 55.31 124.08 59.70 70
7 04/30/2019 10:39:06 -70.64,-163.06 124.20 04/30/2019 10:40:05 -70.63,-163.09 124.22 2.17 59
8 04/30/2019 11:29:50 70.53, 4.42 55.68 04/30/2019 11:29:32 70.51, 4.39 55.66 2.54 18
9 04/30/2019 12:20:20 -69.85, 172.80 125.04 04/30/2019 12:19:11 -69.92, 171.17 124.93 63.17 69
10 05/03/2019 02:55:34 -70.66, -47.21 124.99 05/03/2019 02:56:32 -70.66, -47.16 125.00 1.75 58
11 05/03/2019 03:46:18 70.55, 120.28 54.89 05/03/2019 03:45:59 70.54, 120.31 54.88 1.50 19
12 05/03/2019 04:36:48 -69.86, -71.34 125.83 05/03/2019 04:35:39 -69.89, -72.99 125.76 63.14 69
13 05/05/2019 19:12:01 -70.62, 68.73 125.80 05/05/2019 19:13:00 -70.63, 68.68 125.80 2.21 59
14 05/05/2019 20:02:45 70.51,-123.79 54.08 05/05/2019 20:02:27 70.51,-123.85 54.08 2.50 18

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/24/2019
SNOs_Map_FY3D_LANDSAT-8_20190424.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/24/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service