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: 5/16/2020
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 05/17/2020 14:52:19 -70.90, 133.22 128.71 05/17/2020 14:53:31 -70.80, 133.90 128.82 26.65 72
2 05/17/2020 15:42:58 70.52, -58.85 50.90 05/17/2020 15:43:01 70.53, -58.86 50.91 2.27 3
3 05/17/2020 16:33:39 -70.42, 108.63 129.21 05/17/2020 16:32:31 -70.43, 108.62 129.20 1.06 68
4 05/20/2020 07:08:48 -71.17,-111.34 128.99 05/20/2020 07:09:57 -71.10,-109.77 129.10 56.84 69
5 05/20/2020 07:59:22 70.53, 57.03 50.35 05/20/2020 07:59:32 70.55, 57.04 50.37 2.29 10
6 05/20/2020 08:50:03 -70.44,-135.49 129.76 05/20/2020 08:49:02 -70.45,-135.48 129.74 1.83 61
7 05/22/2020 23:25:18 -71.50, 4.00 129.18 05/22/2020 23:26:24 -71.37, 6.54 129.35 91.13 66
8 05/23/2020 00:15:46 70.56, 172.91 49.84 05/23/2020 00:16:04 70.56, 172.91 49.84 0.25 18
9 05/23/2020 01:06:27 -70.46, -19.61 130.27 05/23/2020 01:05:34 -70.46, -19.60 130.27 0.52 53
10 05/25/2020 16:32:09 70.58, -71.22 49.38 05/25/2020 16:32:35 70.60, -71.16 49.40 3.02 26
11 05/25/2020 17:22:50 -70.48, 96.27 130.74 05/25/2020 17:22:06 -70.45, 96.25 130.76 3.26 44
12 05/28/2020 08:48:32 70.55, 44.73 48.91 05/28/2020 08:49:09 70.57, 44.65 48.92 3.13 37
13 05/28/2020 09:39:14 -70.50,-147.86 131.15 05/28/2020 09:38:39 -70.47,-147.85 131.18 2.88 35

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/16/2020
SNOs_Map_FY3D_LANDSAT-8_20200517.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 05/16/2020 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service