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: 3/26/2021
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 03/27/2021 08:05:00 71.01, 56.11 68.22 03/27/2021 08:05:54 71.00, 56.13 68.20 1.78 54
2 03/27/2021 08:55:42 -70.91,-136.41 111.90 03/27/2021 08:55:23 -70.94,-136.33 111.88 3.61 19
3 03/27/2021 09:46:11 70.07, 32.27 67.22 03/27/2021 09:45:04 70.07, 30.03 67.28 84.85 67
4 03/30/2021 00:21:20 71.01, 172.04 67.18 03/30/2021 00:22:22 71.02, 172.04 67.18 0.71 62
5 03/30/2021 01:12:02 -70.91, -20.47 112.95 03/30/2021 01:11:52 -70.91, -20.50 112.95 1.18 10
6 03/30/2021 02:02:36 70.33, 147.79 66.45 03/30/2021 02:01:26 70.42, 146.41 66.57 52.26 70
7 04/01/2021 16:37:39 71.02, -72.03 66.14 04/01/2021 16:38:49 71.04, -72.05 66.15 2.46 70
8 04/01/2021 17:28:21 -70.91, 95.46 113.99 04/01/2021 17:28:19 -70.93, 95.41 113.97 2.55 2
9 04/01/2021 18:19:01 70.65, -96.79 65.74 04/01/2021 18:17:48 70.71, -97.27 65.81 19.11 73
10 04/04/2021 08:54:04 71.28, 43.45 65.39 04/04/2021 08:55:15 71.16, 44.01 65.24 24.47 71
11 04/04/2021 09:44:42 -70.97,-148.69 114.96 04/04/2021 09:44:47 -70.94,-148.69 114.99 2.80 5
12 04/04/2021 10:35:25 70.87, 18.79 64.93 04/04/2021 10:34:14 70.83, 18.79 64.90 3.69 71
13 04/07/2021 01:10:29 71.55, 158.91 64.64 04/07/2021 01:11:38 71.43, 160.34 64.50 51.96 69
14 04/07/2021 02:01:02 -70.97, -32.77 115.97 04/07/2021 02:01:15 -70.95, -32.80 115.99 2.59 13
15 04/07/2021 02:51:45 70.87, 134.71 63.92 04/07/2021 02:50:41 70.89, 134.76 63.94 2.80 64

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/26/2021
SNOs_Map_FY3D_LANDSAT-8_20210326.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 03/26/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8