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: 1/8/2023
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 01/09/2023 16:37:45 -72.89, 109.93 85.13 01/09/2023 16:38:56 -72.73, 110.91 85.29 36.49 71
2 01/09/2023 17:28:24 72.50, -81.96 94.48 01/09/2023 17:28:26 72.48, -81.92 94.46 2.76 2
3 01/09/2023 18:19:07 -72.40, 85.56 85.64 01/09/2023 18:17:55 -72.42, 85.59 85.62 2.34 72
4 01/12/2023 08:04:56 72.56, 58.82 94.14 01/12/2023 08:05:58 72.56, 58.83 94.14 0.10 62
5 01/12/2023 08:55:40 -72.50,-133.74 85.93 01/12/2023 08:55:27 -72.50,-133.66 85.94 2.81 13
6 01/12/2023 09:46:12 71.76, 35.02 93.31 01/12/2023 09:45:05 71.81, 32.77 93.39 78.47 67
7 01/14/2023 23:32:13 -72.55, 7.05 86.32 01/14/2023 23:33:00 -72.55, 7.05 86.33 0.30 47
8 01/15/2023 00:22:58 72.48, 174.50 93.60 01/15/2023 00:22:27 72.45, 174.52 93.57 3.32 31
9 01/17/2023 14:59:31 72.55, -44.74 93.18 01/17/2023 14:59:59 72.54, -44.72 93.16 1.67 28
10 01/17/2023 15:50:15 -72.48, 122.72 86.90 01/17/2023 15:49:28 -72.48, 122.80 86.91 2.89 47
11 01/20/2023 05:36:15 73.18, 94.82 93.29 01/20/2023 05:37:22 73.07, 96.92 93.15 68.87 67
12 01/20/2023 06:26:48 -72.55, -96.52 87.37 01/20/2023 06:27:00 -72.54, -96.48 87.38 1.96 12
13 01/20/2023 07:17:32 72.44, 71.01 92.51 01/20/2023 07:16:27 72.43, 70.98 92.51 1.25 65

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/8/2023
SNOs_Map_FY3D_LANDSAT-8_20230108.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 01/08/2023 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8