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: 4/9/2020
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 04/10/2020 02:12:15 71.43, 142.28 63.33 04/10/2020 02:13:21 71.36, 144.76 63.20 88.15 66
2 04/10/2020 03:02:42 -70.57, -48.94 117.59 04/10/2020 03:03:04 -70.55, -48.88 117.61 2.96 22
3 04/10/2020 03:53:25 70.43, 118.59 62.26 04/10/2020 03:52:31 70.44, 118.61 62.28 1.30 54
4 04/12/2020 19:19:06 -70.56, 66.98 118.58 04/12/2020 19:19:33 -70.55, 67.00 118.60 1.31 27
5 04/12/2020 20:09:49 70.43,-125.50 61.27 04/12/2020 20:09:00 70.44,-125.52 61.29 1.73 49
6 04/15/2020 11:35:30 -70.55,-177.11 119.55 04/15/2020 11:36:02 -70.57,-177.10 119.54 1.77 32
7 04/15/2020 12:26:14 70.47, -9.67 60.36 04/15/2020 12:25:29 70.46, -9.62 60.34 2.32 45
8 04/18/2020 03:51:54 -70.55, -61.19 120.50 04/18/2020 03:52:32 -70.56, -61.25 120.50 2.24 38
9 04/18/2020 04:42:38 70.47, 106.25 59.41 04/18/2020 04:41:59 70.44, 106.22 59.38 3.15 39
10 04/20/2020 20:08:18 -70.60, 54.63 121.37 04/20/2020 20:09:00 -70.62, 54.71 121.36 3.39 42
11 04/20/2020 20:59:01 70.46,-137.84 58.48 04/20/2020 20:58:28 70.45,-137.90 58.46 3.17 33

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/9/2020
SNOs_Map_FY3D_LANDSAT-8_20200409.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/09/2020 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service