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: 12/9/2021
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 12/12/2021 04:23:19 71.52, 112.59 94.51 12/12/2021 04:23:48 71.51, 112.62 94.49 2.06 29
2 12/12/2021 05:14:01 -71.39, -79.86 85.63 12/12/2021 05:13:18 -71.39, -79.94 85.63 2.85 43
3 12/14/2021 19:50:28 -71.50, 60.85 85.35 12/14/2021 19:50:52 -71.48, 60.81 85.37 2.74 24
4 12/14/2021 20:41:13 71.41,-131.68 94.57 12/14/2021 20:40:18 71.43,-131.62 94.59 3.15 55
5 12/17/2021 10:27:08 -72.29,-159.72 84.44 12/17/2021 10:28:15 -72.15,-157.43 84.58 78.89 67
6 12/17/2021 11:17:39 71.49, 9.10 94.76 12/17/2021 11:17:52 71.51, 9.11 94.78 2.93 13
7 12/17/2021 12:08:22 -71.39, 176.59 85.35 12/17/2021 12:07:22 -71.41, 176.57 85.33 1.95 60
8 12/20/2021 01:54:12 71.93, 149.20 95.26 12/20/2021 01:55:22 71.81, 150.21 95.13 37.42 70
9 12/20/2021 02:44:49 -71.51, -42.72 85.16 12/20/2021 02:44:56 -71.48, -42.70 85.19 3.17 7
10 12/20/2021 03:35:33 71.39, 124.81 94.72 12/20/2021 03:34:23 71.38, 124.77 94.71 1.87 70
11 12/22/2021 17:21:16 -71.69, 97.87 84.98 12/22/2021 17:22:27 -71.66, 98.20 85.01 11.90 71
12 12/22/2021 18:11:59 71.52, -94.51 94.86 12/22/2021 18:11:55 71.50, -94.42 94.84 3.71 4
13 12/22/2021 19:02:39 -71.25, 73.28 85.42 12/22/2021 19:01:27 -71.29, 72.87 85.38 15.37 72

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 12/9/2021
SNOs_Map_FY3D_LANDSAT-8_20211210.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 12/09/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8