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: 8/30/2025
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 09/01/2025 16:48:47 76.23, -63.57 68.31 09/01/2025 16:49:51 76.21, -63.52 68.31 2.44 64
2 09/01/2025 17:39:29 -76.16, 103.99 111.73 09/01/2025 17:39:19 -76.18, 104.03 111.72 2.41 10
3 09/04/2025 09:05:27 76.24, 52.30 69.32 09/04/2025 09:06:21 76.22, 52.39 69.31 3.20 54
4 09/04/2025 09:56:09 -76.17,-140.13 110.73 09/04/2025 09:55:50 -76.15,-140.21 110.76 3.27 19
5 09/07/2025 01:22:05 76.21, 168.30 70.30 09/07/2025 01:22:50 76.21, 168.22 70.30 2.30 45
6 09/07/2025 02:12:48 -76.19, -24.28 109.71 09/07/2025 02:12:18 -76.18, -24.21 109.72 1.68 30
7 09/09/2025 17:38:45 76.24, -75.89 71.34 09/09/2025 17:39:19 76.21, -75.87 71.32 3.17 34
8 09/09/2025 18:29:27 -76.16, 91.71 108.71 09/09/2025 18:28:47 -76.19, 91.70 108.69 3.33 40
9 09/12/2025 09:55:24 76.23, 40.05 72.37 09/12/2025 09:55:47 76.25, 40.12 72.39 2.20 23

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/30/2025
SNOs_Map_FY3D_LANDSAT-8_20250831.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/30/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8