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: 8/20/2019
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 08/20/2019 23:51:17 -70.43, -0.94 121.91 08/20/2019 23:52:02 -70.45, -1.01 121.89 3.51 45
2 08/21/2019 00:42:02 70.37, 166.46 58.05 08/21/2019 00:41:29 70.34, 166.49 58.02 3.02 33
3 08/23/2019 16:07:44 -70.44, 114.93 121.00 08/23/2019 16:08:32 -70.44, 114.86 121.01 2.65 48
4 08/23/2019 16:58:28 70.33, -77.59 58.90 08/23/2019 16:57:59 70.33, -77.65 58.90 2.27 29
5 08/26/2019 08:24:10 -70.46,-129.21 120.07 08/26/2019 08:25:00 -70.48,-129.20 120.05 2.30 50
6 08/26/2019 09:14:54 70.35, 38.27 59.83 08/26/2019 09:14:27 70.37, 38.28 59.86 2.42 27
7 08/26/2019 10:05:19 -69.39,-152.99 121.14 08/26/2019 10:04:12 -69.44,-155.38 121.03 93.86 67
8 08/29/2019 00:40:37 -70.47, -13.35 119.12 08/29/2019 00:41:30 -70.46, -13.34 119.14 1.26 53
9 08/29/2019 01:31:21 70.36, 154.13 60.79 08/29/2019 01:30:57 70.35, 154.14 60.77 1.49 24
10 08/29/2019 02:21:47 -69.46, -37.20 120.13 08/29/2019 02:20:40 -69.54, -39.37 120.01 85.22 67
11 08/31/2019 16:57:04 -70.49, 102.51 118.15 08/31/2019 16:57:59 -70.50, 102.59 118.15 3.07 55
12 08/31/2019 17:47:48 70.38, -90.01 61.75 08/31/2019 17:47:26 70.38, -89.93 61.76 2.72 22

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/20/2019
SNOs_Map_FY3D_LANDSAT-8_20190820.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/20/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service