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: 5/23/2019
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 05/24/2019 13:07:25 -71.36, 158.67 129.48 05/24/2019 13:08:32 -71.30, 160.98 129.58 82.54 67
2 05/24/2019 13:57:55 70.51, -32.61 49.65 05/24/2019 13:58:11 70.54, -32.55 49.67 3.33 16
3 05/24/2019 14:48:35 -70.41, 134.87 130.47 05/24/2019 14:47:41 -70.38, 134.85 130.50 3.40 54
4 05/27/2019 05:23:54 -71.49, -85.68 129.81 05/27/2019 05:25:00 -71.38, -83.00 129.97 95.57 66
5 05/27/2019 06:14:21 70.50, 83.30 49.16 05/27/2019 06:14:41 70.51, 83.28 49.17 1.41 20
6 05/27/2019 07:05:02 -70.39,-109.21 130.97 05/27/2019 07:04:11 -70.41,-109.23 130.94 2.73 51
7 05/29/2019 22:30:49 70.53,-160.88 48.77 05/29/2019 22:31:11 70.53,-160.80 48.76 2.86 22
8 05/29/2019 23:21:30 -70.42, 6.63 131.36 05/29/2019 23:20:41 -70.43, 6.68 131.34 2.92 49
9 06/01/2019 14:47:16 70.52, -44.97 48.37 06/01/2019 14:47:42 70.50, -44.98 48.35 2.50 26
10 06/01/2019 15:37:57 -70.40, 122.54 131.76 06/01/2019 15:37:12 -70.40, 122.51 131.76 1.16 45
11 06/04/2019 07:03:42 70.51, 70.93 48.02 06/04/2019 07:04:11 70.51, 70.93 48.02 0.76 29
12 06/04/2019 07:54:24 -70.43,-121.63 132.07 06/04/2019 07:53:41 -70.42,-121.58 132.08 2.11 43

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/23/2019
SNOs_Map_FY3D_LANDSAT-8_20190523.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 05/23/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service