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: 3/25/2021
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 08:04:59 70.98, 56.17 68.19 03/27/2021 08:05:54 70.98, 56.10 68.19 2.36 55
2 03/27/2021 08:55:42 -70.93,-136.43 111.88 03/27/2021 08:55:23 -70.92,-136.35 111.89 3.16 19
3 03/27/2021 09:46:10 70.03, 32.32 67.19 03/27/2021 09:45:03 70.11, 30.08 67.32 85.14 67
4 03/30/2021 00:21:20 71.03, 172.01 67.20 03/30/2021 00:22:22 71.00, 172.02 67.16 3.47 62
5 03/30/2021 01:12:02 -70.93, -20.50 112.93 03/30/2021 01:11:51 -70.95, -20.44 112.91 2.90 11
6 03/30/2021 02:02:36 70.35, 147.76 66.47 03/30/2021 02:01:26 70.40, 146.39 66.55 51.26 70
7 04/01/2021 16:37:40 71.04, -72.07 66.16 04/01/2021 16:38:50 71.02, -72.08 66.14 2.22 70
8 04/01/2021 17:28:22 -70.94, 95.43 113.96 04/01/2021 17:28:20 -70.91, 95.39 113.98 2.79 2
9 04/01/2021 18:19:01 70.62, -96.74 65.71 04/01/2021 18:17:49 70.70, -97.30 65.80 22.00 72
10 04/04/2021 08:54:03 71.26, 43.49 65.36 04/04/2021 08:55:15 71.14, 43.99 65.23 21.99 72
11 04/04/2021 09:44:41 -70.94,-148.65 114.98 04/04/2021 09:44:47 -70.93,-148.71 115.00 2.56 6
12 04/04/2021 10:35:24 70.84, 18.83 64.90 04/04/2021 10:34:13 70.87, 18.85 64.94 3.47 71
13 04/07/2021 01:10:28 71.53, 158.95 64.62 04/07/2021 01:11:38 71.42, 160.32 64.48 49.91 70
14 04/07/2021 02:01:01 -70.95, -32.73 115.99 04/07/2021 02:01:15 -70.94, -32.82 116.00 3.30 14
15 04/07/2021 02:51:44 70.85, 134.75 63.90 04/07/2021 02:50:41 70.88, 134.74 63.93 2.98 63

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/25/2021
SNOs_Map_FY3D_LANDSAT-8_20210325.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 03/25/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8