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: 9/26/2025
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 09/28/2025 10:44:32 -76.33,-152.17 101.27 09/28/2025 10:45:19 -76.31,-152.06 101.27 3.34 47
2 09/28/2025 11:35:16 76.27, 15.38 78.70 09/28/2025 11:34:46 76.25, 15.38 78.67 1.88 30
3 10/01/2025 03:01:10 -76.32, -36.22 100.22 10/01/2025 03:01:47 -76.30, -36.21 100.23 2.18 37
4 10/01/2025 03:51:54 76.27, 131.31 79.75 10/01/2025 03:51:13 76.28, 131.37 79.76 2.70 41
5 10/03/2025 19:17:48 -76.32, 79.69 99.17 10/03/2025 19:18:14 -76.30, 79.69 99.19 2.26 26
6 10/03/2025 20:08:32 76.27,-112.81 80.81 10/03/2025 20:07:40 76.28,-112.74 80.81 1.97 52
7 10/06/2025 11:34:25 -76.34,-164.45 98.12 10/06/2025 11:34:39 -76.32,-164.37 98.13 2.86 14
8 10/06/2025 12:25:09 76.29, 3.04 81.86 10/06/2025 12:24:05 76.29, 3.19 81.86 3.96 64
9 10/09/2025 03:00:23 76.56, 143.29 83.08 10/09/2025 03:01:34 76.47, 144.37 83.06 29.97 71
10 10/09/2025 03:51:02 -76.32, -48.45 97.10 10/09/2025 03:51:05 -76.30, -48.54 97.13 3.16 3

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/26/2025
SNOs_Map_FY3D_LANDSAT-8_20250927.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/26/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8