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: 5/22/2020
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 05/22/2020 23:25:14 -71.32, 4.32 129.37 05/22/2020 23:26:22 -71.18, 6.31 129.55 72.47 68
2 05/23/2020 00:15:45 70.52, 172.97 49.80 05/23/2020 00:15:59 70.53, 172.95 49.82 1.79 14
3 05/23/2020 01:06:26 -70.43, -19.56 130.30 05/23/2020 01:05:29 -70.42, -19.58 130.30 0.59 57
4 05/25/2020 15:41:41 -71.49, 119.93 129.67 05/25/2020 15:42:47 -71.43, 122.59 129.78 94.55 66
5 05/25/2020 16:32:09 70.54, -71.16 49.34 05/25/2020 16:32:28 70.56, -71.12 49.36 3.00 19
6 05/25/2020 17:22:50 -70.45, 96.32 130.77 05/25/2020 17:21:58 -70.46, 96.36 130.75 2.01 52
7 05/28/2020 08:48:32 70.57, 44.71 48.92 05/28/2020 08:48:57 70.54, 44.72 48.89 3.05 25
8 05/28/2020 09:39:13 -70.47,-147.81 131.19 05/28/2020 09:38:27 -70.43,-147.80 131.22 3.55 46
9 05/31/2020 01:04:55 70.54, 160.66 48.50 05/31/2020 01:05:26 70.56, 160.65 48.52 2.78 31
10 05/31/2020 01:55:36 -70.44, -31.85 131.61 05/31/2020 01:54:56 -70.46, -31.87 131.59 3.05 40
11 06/02/2020 17:21:19 70.57, -83.47 48.18 06/02/2020 17:21:55 70.59, -83.44 48.19 2.41 36
12 06/02/2020 18:12:00 -70.46, 84.02 131.94 06/02/2020 18:11:25 -70.49, 84.05 131.91 3.09 35

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/22/2020
SNOs_Map_FY3D_LANDSAT-8_20200522.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 05/22/2020 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service