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: 9/8/2020
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 09/09/2020 21:59:39 -70.65, 27.12 114.31 09/09/2020 22:00:47 -70.64, 27.08 114.33 2.00 68
2 09/09/2020 22:50:23 70.54,-165.39 65.59 09/09/2020 22:50:14 70.53,-165.44 65.59 1.83 9
3 09/09/2020 23:40:59 -70.17, 2.51 114.77 09/09/2020 23:39:47 -70.26, 1.80 114.67 28.45 72
4 09/12/2020 14:16:04 -70.76, 142.85 113.18 09/12/2020 14:17:16 -70.70, 143.04 113.25 9.84 72
5 09/12/2020 15:06:46 70.55, -49.49 66.62 09/12/2020 15:06:44 70.54, -49.56 66.60 2.67 2
6 09/12/2020 15:57:27 -70.44, 117.99 113.48 09/12/2020 15:56:14 -70.43, 117.92 113.49 2.91 73
7 09/15/2020 06:32:30 -70.98,-101.60 111.94 09/15/2020 06:33:42 -70.86,-100.82 112.06 30.77 72
8 09/15/2020 07:23:08 70.56, 66.41 67.65 09/15/2020 07:23:12 70.59, 66.40 67.68 3.68 4
9 09/15/2020 08:13:50 -70.50,-126.19 112.39 09/15/2020 08:12:42 -70.49,-126.11 112.41 3.37 68
10 09/17/2020 22:48:58 -71.24, 13.86 110.63 09/17/2020 22:50:07 -71.13, 15.48 110.76 59.35 69
11 09/17/2020 23:39:31 70.57,-177.69 68.69 09/17/2020 23:39:42 70.58,-177.72 68.71 2.32 11
12 09/18/2020 00:30:12 -70.46, -10.21 111.40 09/18/2020 00:29:12 -70.49, -10.24 111.38 3.05 60
13 09/20/2020 15:05:26 -71.51, 129.30 109.32 09/20/2020 15:06:32 -71.40, 131.78 109.46 88.67 66
14 09/20/2020 15:55:54 70.58, -61.80 69.74 09/20/2020 15:56:12 70.58, -61.86 69.74 2.16 18
15 09/20/2020 16:46:35 -70.47, 105.70 110.36 09/20/2020 16:45:42 -70.48, 105.63 110.35 2.64 53

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/8/2020
SNOs_Map_FY3D_LANDSAT-8_20200908.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/08/2020 in txt file.

Historical Predications of SNOs between FY3D and LANDSAT-8