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: 4/12/2019
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 -70.64,-138.34 118.80 04/14/2019 09:01:19 -70.64,-138.33 118.80 0.27 58
2 04/14/2019 09:51:05 70.54, 29.13 61.10 04/14/2019 09:50:46 70.53, 29.15 61.09 1.15 19
3 04/14/2019 10:41:35 -69.84,-162.47 119.64 04/14/2019 10:40:26 -69.88,-164.16 119.56 64.82 69
4 04/17/2019 01:16:49 -70.65, -22.47 119.74 04/17/2019 01:17:47 -70.64, -22.46 119.76 1.18 58
5 04/17/2019 02:07:33 70.55, 144.99 60.15 04/17/2019 02:07:14 70.53, 145.03 60.13 2.68 19
6 04/17/2019 02:58:03 -69.85, -46.61 120.59 04/17/2019 02:56:54 -69.88, -48.28 120.52 64.09 69
7 04/19/2019 17:33:17 -70.66, 93.38 120.67 04/19/2019 17:34:15 -70.64, 93.42 120.70 3.18 58
8 04/19/2019 18:24:00 70.51, -99.07 59.17 04/19/2019 18:23:42 70.52, -99.11 59.18 1.90 18
9 04/19/2019 19:14:31 -69.86, 69.25 121.51 04/19/2019 19:13:21 -69.93, 67.67 121.41 60.92 70
10 04/22/2019 09:49:44 -70.62,-150.68 121.62 04/22/2019 09:50:43 -70.63,-150.72 121.63 1.52 59
11 04/22/2019 10:40:28 70.53, 16.79 58.27 04/22/2019 10:40:10 70.51, 16.76 58.25 2.27 18
12 04/22/2019 11:30:58 -69.83,-174.81 122.46 04/22/2019 11:29:49 -69.92,-176.46 122.34 64.04 69
13 04/25/2019 02:06:11 -70.64, -34.82 122.49 04/25/2019 02:07:09 -70.67, -34.78 122.48 3.18 58
14 04/25/2019 02:56:55 70.54, 132.64 57.40 04/25/2019 02:56:36 70.55, 132.69 57.40 1.88 19

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/12/2019
SNOs_Map_FY3D_LANDSAT-8_20190412.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/12/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service