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: 11/4/2025
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 11/04/2025 21:46:19 76.44,-137.02 92.40 11/04/2025 21:46:37 76.46,-136.93 92.42 2.61 18
2 11/04/2025 22:37:02 -76.38, 30.56 87.65 11/04/2025 22:36:06 -76.38, 30.45 87.67 2.84 56
3 11/07/2025 14:02:54 76.44, -21.06 93.19 11/07/2025 14:03:06 76.44, -21.10 93.20 1.33 12
4 11/07/2025 14:53:38 -76.41, 146.35 86.82 11/07/2025 14:52:34 -76.42, 146.45 86.83 2.80 64
5 11/10/2025 05:28:53 -76.86, -74.16 85.72 11/10/2025 05:30:01 -76.76, -71.76 85.69 61.83 68
6 11/10/2025 06:19:28 76.44, 94.88 93.96 11/10/2025 06:19:33 76.46, 94.82 93.97 2.59 5
7 11/10/2025 07:10:12 -76.41, -97.72 86.06 11/10/2025 07:09:01 -76.43, -97.62 86.05 3.43 71
8 11/12/2025 21:45:22 -76.61, 42.82 85.20 11/12/2025 21:46:34 -76.52, 43.27 85.25 15.58 72
9 11/12/2025 22:36:03 76.44,-149.21 94.69 11/12/2025 22:36:01 76.44,-149.33 94.68 3.08 2
10 11/12/2025 23:26:43 -76.24, 18.87 85.46 11/12/2025 23:25:31 -76.33, 17.92 85.45 26.69 72
11 11/15/2025 14:01:55 -76.53, 159.05 84.56 11/15/2025 14:03:01 -76.53, 159.22 84.54 4.29 66
12 11/15/2025 14:52:38 76.45, -33.32 95.39 11/15/2025 14:52:28 76.46, -33.40 95.39 1.96 10

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 11/4/2025
SNOs_Map_FY3D_LANDSAT-8_20251104.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 11/04/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8