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 12/09/2021 12:56:08 -71.53, 164.35 85.71 12/09/2021 12:56:47 -71.54, 164.43 85.70 3.00 39
2 12/09/2021 13:46:53 71.42, -28.16 94.19 12/09/2021 13:46:14 71.44, -28.09 94.21 3.35 39
3 12/12/2021 04:23:19 71.49, 112.64 94.48 12/12/2021 04:23:49 71.48, 112.58 94.47 2.49 30
4 12/12/2021 05:14:02 -71.41, -79.90 85.61 12/12/2021 05:13:18 -71.42, -79.89 85.59 1.58 44
5 12/14/2021 19:50:29 -71.52, 60.81 85.33 12/14/2021 19:50:52 -71.51, 60.86 85.34 2.36 23
6 12/14/2021 20:41:13 71.38,-131.63 94.54 12/14/2021 20:40:19 71.41,-131.66 94.56 2.92 54
7 12/17/2021 10:27:07 -72.26,-159.66 84.47 12/17/2021 10:28:14 -72.18,-157.38 84.55 77.74 67
8 12/17/2021 11:17:39 71.51, 9.06 94.78 12/17/2021 11:17:52 71.49, 9.07 94.76 2.46 13
9 12/17/2021 12:08:22 -71.41, 176.55 85.32 12/17/2021 12:07:22 -71.38, 176.53 85.35 3.26 60
10 12/20/2021 01:54:11 71.90, 149.26 95.23 12/20/2021 01:55:22 71.78, 150.16 95.11 33.99 71
11 12/20/2021 02:44:48 -71.48, -42.66 85.19 12/20/2021 02:44:56 -71.46, -42.74 85.22 3.64 8
12 12/20/2021 03:35:33 71.41, 124.78 94.74 12/20/2021 03:34:22 71.41, 124.82 94.73 1.41 71
13 12/22/2021 17:21:16 -71.66, 97.93 85.01 12/22/2021 17:22:28 -71.64, 98.16 85.03 8.19 72
14 12/22/2021 18:11:59 71.49, -94.45 94.82 12/22/2021 18:11:56 71.48, -94.47 94.81 1.38 3
15 12/22/2021 19:02:40 -71.27, 73.25 85.40 12/22/2021 19:01:27 -71.32, 72.91 85.35 13.13 73

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 12/9/2021
SNOs_Map_FY3D_LANDSAT-8_20211209.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