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: 4/17/2019
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 04/19/2019 17:33:16 -70.63, 93.43 120.70 04/19/2019 17:34:15 -70.63, 93.41 120.71 1.08 59
2 04/19/2019 18:24:00 70.53, -99.09 59.19 04/19/2019 18:23:42 70.52, -99.11 59.18 0.96 18
3 04/19/2019 19:14:30 -69.84, 69.30 121.54 04/19/2019 19:13:21 -69.92, 67.66 121.42 63.27 69
4 04/22/2019 09:49:44 -70.65,-150.72 121.59 04/22/2019 09:50:43 -70.63,-150.72 121.62 2.89 59
5 04/22/2019 10:40:28 70.55, 16.76 58.29 04/22/2019 10:40:10 70.52, 16.76 58.26 3.54 18
6 04/22/2019 11:30:58 -69.86,-174.85 122.43 04/22/2019 11:29:49 -69.92,-176.46 122.34 61.93 69
7 04/25/2019 02:06:11 -70.63, -34.79 122.51 04/25/2019 02:07:11 -70.62, -34.84 122.52 1.84 60
8 04/25/2019 02:56:55 70.52, 132.68 57.37 04/25/2019 02:56:38 70.51, 132.63 57.36 2.20 17
9 04/25/2019 03:47:26 -69.88, -59.01 123.30 04/25/2019 03:46:17 -69.92, -60.59 123.23 60.59 69
10 04/27/2019 18:22:38 -70.65, 81.04 123.35 04/27/2019 18:23:37 -70.67, 81.11 123.34 3.30 59
11 04/27/2019 19:13:22 70.55,-111.48 56.54 04/27/2019 19:13:04 70.56,-111.42 56.54 2.26 18
12 04/27/2019 20:03:53 -69.91, 56.83 124.14 04/27/2019 20:02:43 -69.96, 55.36 124.05 56.73 70
13 04/30/2019 10:39:05 -70.63,-163.04 124.21 04/30/2019 10:40:06 -70.61,-163.11 124.24 3.53 61
14 04/30/2019 11:29:49 70.52, 4.44 55.67 04/30/2019 11:29:32 70.54, 4.44 55.69 1.97 17

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/17/2019
SNOs_Map_FY3D_LANDSAT-8_20190418.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/17/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service