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: 4/21/2019
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 04/22/2019 09:49:44 -70.67,-150.75 121.57 04/22/2019 09:50:42 -70.65,-150.69 121.61 3.30 58
2 04/22/2019 10:40:28 70.56, 16.74 58.31 04/22/2019 10:40:09 70.54, 16.80 58.28 3.07 19
3 04/22/2019 11:30:58 -69.87,-174.88 122.42 04/22/2019 11:29:48 -69.94,-176.44 122.32 60.18 70
4 04/25/2019 02:06:11 -70.63, -34.81 122.50 04/25/2019 02:07:10 -70.64, -34.83 122.51 0.90 59
5 04/25/2019 02:56:55 70.52, 132.68 57.38 04/25/2019 02:56:37 70.53, 132.66 57.38 0.88 18
6 04/25/2019 03:47:26 -69.89, -59.02 123.29 04/25/2019 03:46:16 -69.93, -60.57 123.22 59.56 70
7 04/27/2019 18:22:39 -70.65, 81.05 123.35 04/27/2019 18:23:38 -70.62, 81.03 123.38 2.91 59
8 04/27/2019 19:13:23 70.54,-111.47 56.53 04/27/2019 19:13:05 70.51,-111.49 56.50 3.51 18
9 04/27/2019 20:03:53 -69.85, 56.91 124.19 04/27/2019 20:02:44 -69.92, 55.29 124.10 62.69 69
10 04/30/2019 10:39:07 -70.67,-163.10 124.17 04/30/2019 10:40:05 -70.66,-163.04 124.19 2.63 58
11 04/30/2019 11:29:51 70.56, 4.38 55.71 04/30/2019 11:29:32 70.54, 4.44 55.69 2.93 19
12 04/30/2019 12:20:21 -69.87, 172.77 125.01 04/30/2019 12:19:12 -69.90, 171.14 124.95 62.35 69
13 05/03/2019 02:55:33 -70.63, -47.17 125.01 05/03/2019 02:56:32 -70.64, -47.19 125.02 0.81 59
14 05/03/2019 03:46:17 70.53, 120.31 54.87 05/03/2019 03:45:59 70.52, 120.28 54.86 1.75 18

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/21/2019
SNOs_Map_FY3D_LANDSAT-8_20190421.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/21/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service