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: 6/20/2020
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 06/21/2020 11:16:13 71.20, 6.85 47.73 06/21/2020 11:17:21 71.10, 8.50 47.59 60.13 68
2 06/21/2020 12:06:44 -70.55, 175.25 132.95 06/21/2020 12:06:59 -70.55, 175.29 132.95 1.43 15
3 06/21/2020 12:57:28 70.46, -17.29 46.96 06/21/2020 12:56:26 70.46, -17.21 46.96 3.06 62
4 06/24/2020 03:32:41 71.44, 122.34 48.03 06/24/2020 03:33:47 71.35, 124.77 47.86 86.92 66
5 06/24/2020 04:23:07 -70.53, -68.80 132.93 06/24/2020 04:23:30 -70.53, -68.87 132.93 2.63 23
6 06/24/2020 05:13:51 70.44, 98.64 46.99 06/24/2020 05:12:57 70.43, 98.62 46.97 2.00 54
7 06/26/2020 20:39:31 -70.56, 47.06 132.81 06/26/2020 20:40:00 -70.56, 47.05 132.82 0.67 29
8 06/26/2020 21:30:14 70.43,-145.42 47.06 06/26/2020 21:29:27 70.45,-145.46 47.09 3.20 47
9 06/29/2020 12:55:55 -70.59, 162.93 132.64 06/29/2020 12:56:30 -70.58, 162.96 132.66 1.50 35
10 06/29/2020 13:46:38 70.46, -29.56 47.23 06/29/2020 13:45:57 70.47, -29.55 47.24 1.05 41
11 07/02/2020 05:12:18 -70.62, -81.21 132.43 07/02/2020 05:12:59 -70.60, -81.13 132.45 3.58 41
12 07/02/2020 06:03:01 70.50, 86.29 47.46 07/02/2020 06:02:26 70.49, 86.35 47.45 2.57 35

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 6/20/2020
SNOs_Map_FY3D_LANDSAT-8_20200620.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 06/20/2020 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service