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: 4/25/2019
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 04/27/2019 18:22:39 -70.65, 81.04 123.35 04/27/2019 18:23:37 -70.67, 81.10 123.34 3.03 58
2 04/27/2019 19:13:23 70.54,-111.47 56.53 04/27/2019 19:13:04 70.56,-111.41 56.55 3.37 19
3 04/27/2019 20:03:53 -69.86, 56.91 124.19 04/27/2019 20:02:44 -69.91, 55.27 124.10 62.75 69
4 04/30/2019 10:39:07 -70.67,-163.10 124.17 04/30/2019 10:40:05 -70.66,-163.04 124.19 2.43 58
5 04/30/2019 11:29:51 70.55, 4.39 55.70 04/30/2019 11:29:32 70.54, 4.44 55.69 1.99 19
6 04/30/2019 12:20:21 -69.87, 172.77 125.01 04/30/2019 12:19:12 -69.89, 171.13 124.96 62.66 69
7 05/03/2019 02:55:33 -70.63, -47.16 125.02 05/03/2019 02:56:32 -70.64, -47.19 125.02 1.78 59
8 05/03/2019 03:46:17 70.51, 120.33 54.86 05/03/2019 03:45:59 70.52, 120.28 54.86 1.95 18
9 05/03/2019 04:36:48 -69.88, -71.37 125.81 05/03/2019 04:35:38 -69.93, -72.94 125.73 60.14 70
10 05/05/2019 19:12:01 -70.64, 68.70 125.79 05/05/2019 19:13:00 -70.62, 68.66 125.81 3.17 59
11 05/05/2019 20:02:45 70.53,-123.81 54.10 05/05/2019 20:02:26 70.55,-123.80 54.12 2.44 19
12 05/05/2019 20:53:15 -69.84, 44.57 126.62 05/05/2019 20:52:06 -69.91, 42.91 126.53 63.92 69
13 05/08/2019 11:28:29 -70.65,-175.44 126.52 05/08/2019 11:29:27 -70.64,-175.42 126.53 1.09 58
14 05/08/2019 12:19:13 70.54, -7.96 53.37 05/08/2019 12:18:54 70.52, -7.96 53.34 2.58 19

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/25/2019
SNOs_Map_FY3D_LANDSAT-8_20190425.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/25/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service