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: 4/15/2019
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 04/17/2019 01:16:49 -70.66, -22.49 119.73 04/17/2019 01:17:47 -70.64, -22.46 119.76 3.05 58
2 04/17/2019 02:07:32 70.51, 145.06 60.10 04/17/2019 02:07:14 70.53, 145.03 60.13 3.08 18
3 04/17/2019 02:58:03 -69.86, -46.63 120.58 04/17/2019 02:56:53 -69.93, -48.21 120.47 61.03 70
4 04/19/2019 17:33:16 -70.62, 93.45 120.71 04/19/2019 17:34:15 -70.64, 93.42 120.70 2.11 59
5 04/19/2019 18:24:00 70.52, -99.08 59.18 04/19/2019 18:23:42 70.53, -99.10 59.19 1.32 18
6 04/19/2019 19:14:31 -69.88, 69.23 121.50 04/19/2019 19:13:21 -69.93, 67.67 121.41 59.94 70
7 04/22/2019 09:49:44 -70.64,-150.70 121.61 04/22/2019 09:50:43 -70.64,-150.70 121.61 0.16 59
8 04/22/2019 10:40:28 70.54, 16.77 58.28 04/22/2019 10:40:10 70.53, 16.78 58.27 1.00 18
9 04/22/2019 11:30:59 -69.89,-174.91 122.40 04/22/2019 11:29:49 -69.93,-176.45 122.32 58.84 70
10 04/25/2019 02:06:12 -70.66, -34.85 122.48 04/25/2019 02:07:11 -70.64, -34.82 122.50 2.31 59
11 04/25/2019 02:56:55 70.50, 132.71 57.35 04/25/2019 02:56:38 70.52, 132.65 57.37 3.11 17
12 04/25/2019 03:47:26 -69.86, -58.98 123.32 04/25/2019 03:46:17 -69.93, -60.57 123.22 61.35 69
13 04/27/2019 18:22:38 -70.63, 81.08 123.38 04/27/2019 18:23:38 -70.63, 81.05 123.37 1.55 60
14 04/27/2019 19:13:22 70.52,-111.44 56.51 04/27/2019 19:13:05 70.51,-111.48 56.50 1.83 17

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/15/2019
SNOs_Map_FY3D_LANDSAT-8_20190416.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/15/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service