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: 9/18/2023
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 09/20/2023 04:28:48 73.35, 114.58 72.09 09/20/2023 04:29:07 73.37, 114.58 72.11 2.83 19
2 09/20/2023 05:19:32 -73.29, -77.98 107.96 09/20/2023 05:18:36 -73.30, -77.93 107.95 1.99 56
3 09/22/2023 19:05:24 74.18,-106.47 73.91 09/22/2023 19:06:29 74.08,-103.28 73.87 97.74 65
4 09/22/2023 19:55:53 -73.38, 62.78 106.86 09/22/2023 19:56:10 -73.39, 62.84 106.85 1.99 17
5 09/22/2023 20:46:37 73.27,-129.66 73.06 09/22/2023 20:45:37 73.30,-129.69 73.08 3.26 60
6 09/25/2023 10:32:27 -74.11,-158.02 105.13 09/25/2023 10:33:33 -74.01,-155.20 105.18 86.91 66
7 09/25/2023 11:22:58 73.37, 11.07 74.17 09/25/2023 11:23:11 73.34, 11.01 74.15 3.40 13
8 09/25/2023 12:13:42 -73.30, 178.53 105.88 09/25/2023 12:12:40 -73.28, 178.51 105.91 2.80 62
9 09/28/2023 01:59:27 73.92, 150.72 75.72 09/28/2023 02:00:35 73.83, 152.66 75.67 60.79 68
10 09/28/2023 02:50:02 -73.41, -40.74 104.76 09/28/2023 02:50:11 -73.40, -40.63 104.77 3.56 9
11 09/28/2023 03:40:46 73.31, 126.79 75.16 09/28/2023 03:39:38 73.31, 126.82 75.15 1.02 68
12 09/30/2023 17:26:29 -73.81, 99.25 103.35 09/30/2023 17:27:39 -73.70, 100.61 103.44 44.28 70
13 09/30/2023 18:17:06 73.38, -92.40 76.25 09/30/2023 18:17:10 73.39, -92.39 76.26 1.92 4

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/18/2023
SNOs_Map_FY3D_LANDSAT-8_20230918.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/18/2023 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8