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: 4/13/2019
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 04/14/2019 09:00:21 -70.63,-138.32 118.81 04/14/2019 09:01:19 -70.65,-138.32 118.79 2.74 58
2 04/14/2019 09:51:05 70.53, 29.15 61.08 04/14/2019 09:50:46 70.55, 29.17 61.10 2.17 19
3 04/14/2019 10:41:35 -69.83,-162.45 119.66 04/14/2019 10:40:26 -69.89,-164.14 119.55 65.02 69
4 04/17/2019 01:16:49 -70.64, -22.45 119.76 04/17/2019 01:17:47 -70.65, -22.44 119.75 1.77 58
5 04/17/2019 02:07:33 70.54, 145.01 60.13 04/17/2019 02:07:14 70.54, 145.05 60.14 1.30 19
6 04/17/2019 02:58:03 -69.84, -46.59 120.60 04/17/2019 02:56:54 -69.89, -48.26 120.51 64.33 69
7 04/19/2019 17:33:17 -70.65, 93.41 120.68 04/19/2019 17:34:15 -70.65, 93.43 120.69 1.10 58
8 04/19/2019 18:24:01 70.55, -99.13 59.21 04/19/2019 18:23:42 70.53, -99.09 59.19 2.22 19
9 04/19/2019 19:14:31 -69.85, 69.27 121.53 04/19/2019 19:13:22 -69.88, 67.61 121.46 63.77 69
10 04/22/2019 09:49:44 -70.66,-150.74 121.58 04/22/2019 09:50:42 -70.64,-150.70 121.62 3.09 58
11 04/22/2019 10:40:27 70.51, 16.82 58.25 04/22/2019 10:40:09 70.52, 16.77 58.26 2.02 18
12 04/22/2019 11:30:58 -69.86,-174.87 122.43 04/22/2019 11:29:48 -69.93,-176.45 122.33 60.83 70
13 04/25/2019 02:06:11 -70.62, -34.80 122.51 04/25/2019 02:07:10 -70.62, -34.84 122.52 1.71 59
14 04/25/2019 02:56:55 70.53, 132.67 57.38 04/25/2019 02:56:37 70.50, 132.63 57.36 2.89 18

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/13/2019
SNOs_Map_FY3D_LANDSAT-8_20190413.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/13/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service