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: 5/19/2020
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 05/20/2020 07:08:46 -71.08,-111.17 129.09 05/20/2020 07:09:56 -71.00,-109.87 129.20 48.08 70
2 05/20/2020 07:59:22 70.54, 57.02 50.35 05/20/2020 07:59:30 70.51, 57.04 50.32 3.04 8
3 05/20/2020 08:50:02 -70.40,-135.42 129.81 05/20/2020 08:49:00 -70.41,-135.49 129.79 2.68 62
4 05/22/2020 23:25:14 -71.30, 4.35 129.38 05/22/2020 23:26:22 -71.20, 6.33 129.53 71.84 68
5 05/23/2020 00:15:46 70.56, 172.90 49.84 05/23/2020 00:15:59 70.55, 172.97 49.83 2.84 13
6 05/23/2020 01:06:26 -70.41, -19.54 130.32 05/23/2020 01:05:29 -70.44, -19.55 130.28 3.46 57
7 05/25/2020 15:41:42 -71.52, 119.86 129.64 05/25/2020 15:42:48 -71.39, 122.53 129.82 95.61 66
8 05/25/2020 16:32:09 70.53, -71.14 49.33 05/25/2020 16:32:29 70.52, -71.18 49.32 1.66 20
9 05/25/2020 17:22:50 -70.43, 96.34 130.78 05/25/2020 17:21:59 -70.42, 96.30 130.79 1.70 51
10 05/28/2020 08:48:32 70.55, 44.73 48.91 05/28/2020 08:48:57 70.55, 44.75 48.91 0.47 25
11 05/28/2020 09:39:13 -70.45,-147.78 131.21 05/28/2020 09:38:27 -70.45,-147.77 131.20 0.65 46
12 05/31/2020 01:04:56 70.58, 160.60 48.54 05/31/2020 01:05:26 70.58, 160.67 48.54 2.43 30
13 05/31/2020 01:55:37 -70.47, -31.90 131.58 05/31/2020 01:54:56 -70.48, -31.85 131.57 2.53 41

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/19/2020
SNOs_Map_FY3D_LANDSAT-8_20200519.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 05/19/2020 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service