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: 5/18/2019
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 05/19/2019 04:34:26 -71.15, -72.74 128.62 05/19/2019 04:35:35 -71.06, -71.16 128.74 57.92 69
2 05/19/2019 05:25:00 70.51, 95.62 50.72 05/19/2019 05:25:10 70.51, 95.65 50.72 1.03 10
3 05/19/2019 06:15:41 -70.41, -96.90 129.40 05/19/2019 06:14:40 -70.41, -96.87 129.39 1.15 61
4 05/21/2019 20:50:56 -71.29, 42.91 129.03 05/21/2019 20:52:04 -71.15, 44.87 129.21 71.75 68
5 05/21/2019 21:41:27 70.50,-148.47 50.15 05/21/2019 21:41:41 70.49,-148.50 50.14 1.12 14
6 05/21/2019 22:32:08 -70.39, 19.02 129.97 05/21/2019 22:31:11 -70.40, 18.99 129.97 1.18 57
7 05/24/2019 13:07:25 -71.37, 158.64 129.46 05/24/2019 13:08:32 -71.29, 160.97 129.58 83.51 67
8 05/24/2019 13:57:55 70.54, -32.65 49.67 05/24/2019 13:58:11 70.53, -32.57 49.66 3.15 16
9 05/24/2019 14:48:36 -70.43, 134.85 130.45 05/24/2019 14:47:41 -70.43, 134.92 130.45 2.70 55
10 05/27/2019 05:23:55 -71.51, -85.73 129.78 05/27/2019 05:25:01 -71.38, -83.01 129.97 97.18 66
11 05/27/2019 06:14:22 70.53, 83.25 49.19 05/27/2019 06:14:42 70.50, 83.27 49.16 3.14 20
12 05/27/2019 07:05:02 -70.41,-109.25 130.94 05/27/2019 07:04:11 -70.41,-109.24 130.94 0.73 51
13 05/29/2019 22:30:48 70.52,-160.86 48.76 05/29/2019 22:31:11 70.53,-160.82 48.76 1.54 23
14 05/29/2019 23:21:29 -70.40, 6.66 131.38 05/29/2019 23:20:42 -70.38, 6.59 131.40 3.38 47

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/18/2019
SNOs_Map_FY3D_LANDSAT-8_20190518.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 05/18/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service