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: 2/24/2021
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 02/25/2021 20:14:33 -70.92, 53.69 100.31 02/25/2021 20:15:25 -70.94, 53.74 100.31 2.20 52
2 02/25/2021 21:05:16 70.79,-138.77 79.53 02/25/2021 21:04:53 70.79,-138.85 79.54 3.05 23
3 02/25/2021 21:55:43 -69.93, 29.91 101.38 02/25/2021 21:54:36 -69.96, 27.57 101.26 89.27 67
4 02/28/2021 12:30:54 -70.95, 169.58 101.30 02/28/2021 12:31:53 -70.93, 169.61 101.32 2.29 59
5 02/28/2021 13:21:37 70.82, -22.89 78.56 02/28/2021 13:21:20 70.83, -22.90 78.57 1.68 17
6 02/28/2021 14:12:08 -70.17, 145.48 102.14 02/28/2021 14:10:59 -70.23, 143.83 102.02 62.24 69
7 03/03/2021 04:47:14 -70.93, -74.45 102.35 03/03/2021 04:48:21 -70.92, -74.52 102.36 2.70 67
8 03/03/2021 05:37:58 70.86, 92.98 77.57 03/03/2021 05:37:47 70.88, 93.05 77.59 3.26 11
9 03/03/2021 06:28:34 -70.46, -99.05 102.86 03/03/2021 06:27:22 -70.49, -99.90 102.80 31.76 72
10 03/05/2021 21:03:36 -71.01, 41.34 103.30 03/05/2021 21:04:47 -71.02, 41.50 103.31 5.93 71
11 03/05/2021 21:54:18 70.84,-151.06 76.52 03/05/2021 21:54:15 70.86,-151.10 76.53 2.19 3
12 03/05/2021 22:44:58 -70.70, 16.49 103.65 03/05/2021 22:43:44 -70.75, 16.37 103.59 6.99 74
13 03/08/2021 13:20:00 -71.25, 156.86 104.09 03/08/2021 13:21:11 -71.16, 157.61 104.22 28.86 71
14 03/08/2021 14:10:38 70.88, -35.20 75.51 03/08/2021 14:10:41 70.89, -35.17 75.51 1.18 3
15 03/08/2021 15:01:20 -70.79, 132.28 104.61 03/08/2021 15:00:11 -70.78, 132.30 104.61 0.83 69

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 2/24/2021
SNOs_Map_FY3D_LANDSAT-8_20210224.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 02/24/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8