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: 4/17/2021
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 04/17/2021 19:06:21 -71.03, 70.88 119.82 04/17/2021 19:07:04 -71.06, 70.87 119.79 3.62 43
2 04/17/2021 19:57:05 70.96,-121.69 60.10 04/17/2021 19:56:31 70.96,-121.64 60.10 2.04 34
3 04/20/2021 11:22:40 -71.04,-173.21 120.74 04/20/2021 11:23:31 -71.05,-173.26 120.73 2.51 51
4 04/20/2021 12:13:24 70.97, -5.77 59.18 04/20/2021 12:12:58 70.95, -5.78 59.16 2.21 26
5 04/23/2021 03:39:01 -71.10, -57.38 121.57 04/23/2021 03:39:58 -71.09, -57.32 121.59 2.36 57
6 04/23/2021 04:29:44 70.98, 110.14 58.29 04/23/2021 04:29:25 70.99, 110.16 58.30 0.89 19
7 04/23/2021 05:20:14 -70.27, -81.38 122.45 04/23/2021 05:19:05 -70.33, -83.19 122.36 68.35 69
8 04/25/2021 19:55:21 -71.12, 58.54 122.44 04/25/2021 19:56:25 -71.13, 58.61 122.43 3.16 64
9 04/25/2021 20:46:04 70.99,-133.94 57.42 04/25/2021 20:45:52 71.02,-133.91 57.45 3.27 12
10 04/25/2021 21:36:39 -70.54, 34.12 123.05 04/25/2021 21:35:28 -70.59, 33.06 122.99 39.46 71
11 04/28/2021 12:11:41 -71.13, 174.45 123.28 04/28/2021 12:12:53 -71.11, 174.46 123.31 2.55 72
12 04/28/2021 13:02:24 71.00, -18.02 56.59 04/28/2021 13:02:20 70.99, -18.07 56.57 2.06 4
13 04/28/2021 13:53:04 -70.82, 149.61 123.62 04/28/2021 13:51:51 -70.84, 149.32 123.60 10.73 73

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/17/2021
SNOs_Map_FY3D_LANDSAT-8_20210417.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/17/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8