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: 8/22/2019
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 08/23/2019 16:07:44 -70.45, 114.91 120.99 08/23/2019 16:08:32 -70.43, 114.84 121.02 3.51 48
2 08/23/2019 16:58:28 70.34, -77.61 58.91 08/23/2019 16:57:59 70.33, -77.66 58.90 2.51 29
3 08/26/2019 08:24:10 -70.47,-129.24 120.05 08/26/2019 08:25:00 -70.47,-129.21 120.06 0.87 50
4 08/26/2019 09:14:54 70.36, 38.25 59.85 08/26/2019 09:14:27 70.36, 38.27 59.85 1.06 27
5 08/26/2019 10:05:18 -69.36,-152.93 121.18 08/26/2019 10:04:12 -69.43,-155.39 121.04 96.78 66
6 08/29/2019 00:40:36 -70.44, -13.30 119.15 08/29/2019 00:41:30 -70.45, -13.36 119.14 2.42 54
7 08/29/2019 01:31:20 70.33, 154.18 60.75 08/29/2019 01:30:57 70.34, 154.13 60.77 2.54 23
8 08/29/2019 02:21:47 -69.49, -37.23 120.11 08/29/2019 02:20:40 -69.53, -39.39 120.01 84.26 67
9 08/31/2019 16:57:03 -70.47, 102.55 118.17 08/31/2019 16:57:59 -70.49, 102.57 118.16 2.46 56
10 08/31/2019 17:47:47 70.36, -89.97 61.73 08/31/2019 17:47:26 70.37, -89.95 61.75 2.29 21
11 08/31/2019 18:38:16 -69.62, 78.47 119.02 08/31/2019 18:37:07 -69.67, 76.69 118.92 69.25 69
12 09/03/2019 09:13:30 -70.49,-141.61 117.18 09/03/2019 09:14:29 -70.46,-141.58 117.21 3.27 59
13 09/03/2019 10:04:13 70.33, 25.96 62.67 09/03/2019 10:03:56 70.35, 25.89 62.69 3.32 17

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/22/2019
SNOs_Map_FY3D_LANDSAT-8_20190823.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/22/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service