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: 7/13/2021
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 07/15/2021 07:27:44 -71.21,-114.15 130.32 07/15/2021 07:28:53 -71.21,-114.16 130.33 0.45 69
2 07/15/2021 08:18:27 71.10, 53.36 49.57 07/15/2021 08:18:20 71.11, 53.33 49.59 1.91 7
3 07/15/2021 09:09:05 -70.80,-138.82 130.73 07/15/2021 09:07:53 -70.83,-139.47 130.68 24.01 72
4 07/17/2021 23:44:08 -71.49, 1.30 129.58 07/17/2021 23:45:19 -71.37, 1.99 129.72 27.55 71
5 07/18/2021 00:34:46 71.12, 169.26 50.05 07/18/2021 00:34:49 71.11, 169.22 50.04 1.91 3
6 07/18/2021 01:25:28 -71.02, -23.26 130.05 07/18/2021 01:24:18 -71.05, -23.24 130.01 3.26 70
7 07/20/2021 16:00:32 -71.81, 116.64 128.74 07/20/2021 16:01:41 -71.70, 118.41 128.91 63.04 69
8 07/20/2021 16:51:04 71.14, -74.84 50.57 07/20/2021 16:51:16 71.16, -74.82 50.58 1.90 12
9 07/20/2021 17:41:46 -71.04, 92.65 129.53 07/20/2021 17:40:46 -71.05, 92.64 129.52 1.06 60
10 07/23/2021 09:07:23 71.17, 41.06 51.13 07/23/2021 09:07:45 71.15, 41.05 51.11 2.04 22
11 07/23/2021 09:58:05 -71.06,-151.44 128.98 07/23/2021 09:57:15 -71.05,-151.48 128.99 2.30 50
12 07/26/2021 01:23:42 71.20, 156.95 51.73 07/26/2021 01:24:13 71.19, 157.00 51.72 1.79 31
13 07/26/2021 02:14:24 -71.09, -35.54 128.38 07/26/2021 02:13:43 -71.09, -35.52 128.37 0.85 41

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/13/2021
SNOs_Map_FY3D_LANDSAT-8_20210713.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 07/13/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8