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: 8/16/2023
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 08/16/2023 19:36:30 -73.31, 67.24 120.41 08/16/2023 19:37:32 -73.28, 67.26 120.44 3.39 62
2 08/16/2023 20:27:15 73.20,-125.20 59.50 08/16/2023 20:26:59 73.20,-125.27 59.49 2.11 16
3 08/16/2023 21:17:46 -72.54, 43.54 121.15 08/16/2023 21:16:39 -72.55, 41.10 121.15 81.18 67
4 08/19/2023 11:03:38 73.29, 15.55 60.42 08/19/2023 11:04:35 73.28, 15.50 60.41 1.79 57
5 08/19/2023 11:54:21 -73.22,-176.99 119.63 08/19/2023 11:54:04 -73.21,-177.00 119.64 0.90 17
6 08/22/2023 02:30:43 -73.31, -36.24 118.68 08/22/2023 02:31:38 -73.33, -36.16 118.66 3.23 55
7 08/22/2023 03:21:28 73.21, 131.29 61.24 08/22/2023 03:21:05 73.24, 131.30 61.26 2.89 23
8 08/24/2023 17:57:51 73.31, -87.99 62.22 08/24/2023 17:58:40 73.33, -87.92 62.23 2.71 49
9 08/24/2023 18:48:34 -73.24, 79.50 117.85 08/24/2023 18:48:10 -73.22, 79.49 117.87 2.51 24
10 08/27/2023 09:24:56 -73.29,-139.67 116.89 08/27/2023 09:25:45 -73.28,-139.77 116.90 3.39 49
11 08/27/2023 10:15:42 73.25, 27.72 63.09 08/27/2023 10:15:11 73.24, 27.78 63.07 2.66 31
12 08/30/2023 00:52:04 73.32, 168.52 64.08 08/30/2023 00:52:45 73.33, 168.58 64.09 2.35 41
13 08/30/2023 01:42:47 -73.23, -23.96 116.00 08/30/2023 01:42:15 -73.22, -24.01 116.01 1.58 32

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/16/2023
SNOs_Map_FY3D_LANDSAT-8_20230816.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/16/2023 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8