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: 4/6/2020
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 09:56:57 71.15, 28.55 63.99 70.76 68
2 04/07/2020 10:46:18 -70.53,-164.78 116.63 04/07/2020 10:46:36 -70.55,-164.75 116.61 2.87 18
3 04/07/2020 11:37:01 70.40, 2.73 63.23 04/07/2020 11:36:04 70.39, 2.66 63.23 2.75 57
4 04/10/2020 02:12:16 71.44, 142.26 63.34 04/10/2020 02:13:22 71.33, 144.71 63.17 87.73 66
5 04/10/2020 03:02:41 -70.52, -48.87 117.63 04/10/2020 03:03:04 -70.52, -48.92 117.64 2.20 23
6 04/10/2020 03:53:25 70.45, 118.57 62.28 04/10/2020 03:52:30 70.46, 118.64 62.29 3.32 55
7 04/12/2020 19:19:06 -70.57, 66.96 118.57 04/12/2020 19:19:32 -70.55, 67.00 118.60 3.16 26
8 04/12/2020 20:09:49 70.44,-125.52 61.29 04/12/2020 20:08:59 70.43,-125.52 61.29 0.86 50
9 04/15/2020 11:35:30 -70.57,-177.13 119.53 04/15/2020 11:36:00 -70.59,-177.06 119.52 3.35 30
10 04/15/2020 12:26:13 70.44, -9.61 60.32 04/15/2020 12:25:28 70.42, -9.67 60.31 3.03 45
11 04/18/2020 03:51:54 -70.57, -61.23 120.48 04/18/2020 03:52:29 -70.59, -61.19 120.46 2.63 35
12 04/18/2020 04:42:38 70.49, 106.21 59.43 04/18/2020 04:41:56 70.47, 106.28 59.42 3.45 42

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/6/2020
SNOs_Map_FY3D_LANDSAT-8_20200406.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/06/2020 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service