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: 5/30/2021
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 05/30/2021 17:08:57 -71.10, 100.40 130.87 05/30/2021 17:09:41 -71.12, 100.43 130.86 2.31 44
2 05/30/2021 17:59:41 70.98, -92.09 49.01 05/30/2021 17:59:09 70.97, -92.16 49.00 2.72 32
3 06/02/2021 09:25:16 -71.14,-143.74 131.19 06/02/2021 09:26:10 -71.14,-143.66 131.20 2.75 54
4 06/02/2021 10:16:00 71.03, 23.77 48.70 06/02/2021 10:15:37 71.04, 23.83 48.71 2.83 23
5 06/02/2021 11:06:27 -70.21,-167.57 132.15 06/02/2021 11:05:19 -70.27,-169.70 132.05 80.38 68
6 06/05/2021 01:41:35 -71.13, -27.78 131.51 06/05/2021 01:42:40 -71.15, -27.75 131.50 2.40 65
7 06/05/2021 02:32:19 71.03, 139.71 48.38 06/05/2021 02:32:07 71.06, 139.73 48.41 3.29 12
8 06/05/2021 03:22:54 -70.62, -52.28 132.05 06/05/2021 03:21:42 -70.67, -53.23 131.98 35.21 72
9 06/07/2021 17:57:57 -71.28, 87.90 131.62 06/07/2021 17:59:09 -71.22, 88.23 131.70 13.94 72
10 06/07/2021 18:48:39 71.08,-104.44 48.16 06/07/2021 18:48:37 71.06,-104.37 48.15 2.79 2
11 06/07/2021 19:39:20 -70.98, 63.06 131.95 06/07/2021 19:38:07 -70.96, 63.09 131.97 2.61 73
12 06/10/2021 10:14:24 -71.69,-156.90 131.42 06/10/2021 10:15:33 -71.55,-155.35 131.59 56.59 69
13 06/10/2021 11:04:58 71.08, 11.50 47.95 06/10/2021 11:05:07 71.07, 11.51 47.93 1.24 9
14 06/10/2021 11:55:39 -70.97, 179.01 132.17 06/10/2021 11:54:37 -70.96, 178.98 132.18 1.45 62
15 06/13/2021 02:30:49 -72.05, -41.63 131.22 06/13/2021 02:31:55 -71.93, -38.82 131.39 97.31 66

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/30/2021
SNOs_Map_FY3D_LANDSAT-8_20210530.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 05/30/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8