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: 4/20/2020
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 04/20/2020 20:08:17 -70.56, 54.70 121.42 04/20/2020 20:08:54 -70.58, 54.67 121.40 2.61 37
2 04/20/2020 20:59:01 70.46,-137.83 58.48 04/20/2020 20:58:21 70.47,-137.84 58.49 1.00 40
3 04/23/2020 12:24:41 -70.56, 170.61 122.31 04/23/2020 12:25:22 -70.57, 170.54 122.30 2.73 41
4 04/23/2020 13:15:25 70.46, -21.93 57.58 04/23/2020 13:14:49 70.46, -21.98 57.58 1.91 36
5 04/26/2020 04:41:06 -70.62, -73.58 123.13 04/26/2020 04:41:49 -70.62, -73.51 123.13 2.41 43
6 04/26/2020 05:31:50 70.52, 93.89 56.77 04/26/2020 05:31:16 70.50, 93.96 56.75 3.46 34
7 04/28/2020 20:57:29 -70.62, 42.32 123.96 04/28/2020 20:58:16 -70.60, 42.34 123.99 2.56 47
8 04/28/2020 21:48:12 70.47,-150.13 55.87 04/28/2020 21:47:43 70.48,-150.19 55.89 2.29 29
9 05/01/2020 13:13:53 -70.63, 158.21 124.77 05/01/2020 13:14:43 -70.64, 158.28 124.77 2.72 50
10 05/01/2020 14:04:37 70.54, -34.33 55.12 05/01/2020 14:04:10 70.52, -34.26 55.10 3.13 27

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/20/2020
SNOs_Map_FY3D_LANDSAT-8_20200420.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/20/2020 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service