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: 4/5/2020
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 04/07/2020 09:55:49 71.29, 26.62 64.19 04/07/2020 09:56:56 71.18, 28.60 64.02 71.83 67
2 04/07/2020 10:46:18 -70.53,-164.78 116.63 04/07/2020 10:46:36 -70.53,-164.77 116.63 0.49 18
3 04/07/2020 11:37:01 70.40, 2.73 63.23 04/07/2020 11:36:03 70.42, 2.71 63.26 2.70 58
4 04/10/2020 02:12:14 71.39, 142.35 63.29 04/10/2020 02:13:21 71.28, 144.64 63.12 82.26 67
5 04/10/2020 03:02:41 -70.52, -48.87 117.63 04/10/2020 03:03:03 -70.53, -48.90 117.63 1.36 22
6 04/10/2020 03:53:24 70.40, 118.65 62.22 04/10/2020 03:52:30 70.41, 118.58 62.25 3.37 54
7 04/12/2020 18:28:41 71.55,-102.02 62.47 04/12/2020 18:29:46 71.45, -99.23 62.30 99.21 65
8 04/12/2020 19:19:05 -70.52, 67.04 118.62 04/12/2020 19:19:31 -70.53, 66.98 118.62 2.47 26
9 04/12/2020 20:09:49 70.45,-125.53 61.29 04/12/2020 20:08:57 70.47,-125.47 61.32 3.26 52
10 04/15/2020 11:35:29 -70.52,-177.06 119.58 04/15/2020 11:35:59 -70.53,-177.14 119.57 3.24 30
11 04/15/2020 12:26:13 70.45, -9.62 60.33 04/15/2020 12:25:25 70.47, -9.58 60.36 3.07 48
12 04/18/2020 03:51:54 -70.58, -61.24 120.47 04/18/2020 03:52:26 -70.60, -61.16 120.45 3.72 32
13 04/18/2020 04:42:37 70.45, 106.28 59.39 04/18/2020 04:41:54 70.43, 106.23 59.37 3.26 43

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/5/2020
SNOs_Map_FY3D_LANDSAT-8_20200405.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/05/2020 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service