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: 8/17/2019
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 08/18/2019 07:34:51 -70.46,-116.87 122.75 08/18/2019 07:35:32 -70.46,-116.86 122.75 0.85 41
2 08/18/2019 08:25:35 70.35, 50.60 57.16 08/18/2019 08:24:59 70.36, 50.63 57.17 1.59 36
3 08/20/2019 23:51:18 -70.48, -1.02 121.86 08/20/2019 23:52:02 -70.46, -0.99 121.88 2.23 44
4 08/21/2019 00:42:02 70.37, 166.46 58.05 08/21/2019 00:41:29 70.35, 166.50 58.03 2.52 33
5 08/23/2019 16:07:43 -70.44, 114.92 121.00 08/23/2019 16:08:31 -70.45, 114.88 121.00 1.70 48
6 08/23/2019 16:58:27 70.34, -77.60 58.91 08/23/2019 16:57:58 70.34, -77.64 58.92 1.28 29
7 08/26/2019 08:24:10 -70.47,-129.23 120.06 08/26/2019 08:25:01 -70.44,-129.26 120.09 3.16 51
8 08/26/2019 09:14:54 70.36, 38.25 59.85 08/26/2019 09:14:27 70.38, 38.31 59.87 3.37 27
9 08/26/2019 10:05:19 -69.40,-153.00 121.13 08/26/2019 10:04:12 -69.46,-155.36 121.01 92.42 67
10 08/29/2019 00:40:37 -70.49, -13.38 119.10 08/29/2019 00:41:30 -70.48, -13.31 119.12 2.52 53
11 08/29/2019 01:31:21 70.38, 154.10 60.81 08/29/2019 01:30:57 70.37, 154.16 60.79 2.86 24

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/17/2019
SNOs_Map_FY3D_LANDSAT-8_20190818.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/17/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service