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: 8/2/2025
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 08/03/2025 07:26:49 76.08, 76.66 58.71 08/03/2025 07:27:19 76.09, 76.71 58.72 1.56 30
2 08/03/2025 08:17:32 -76.05,-115.90 121.32 08/03/2025 08:16:48 -76.02,-115.88 121.36 3.71 44
3 08/05/2025 23:43:30 76.08,-167.42 59.43 08/05/2025 23:43:50 76.10,-167.39 59.45 2.03 20
4 08/06/2025 00:34:13 -76.04, 0.02 120.59 08/06/2025 00:33:19 -76.03, 0.02 120.62 2.14 54
5 08/08/2025 16:00:11 76.08, -51.53 60.19 08/08/2025 16:00:21 76.09, -51.54 60.20 0.96 10
6 08/08/2025 16:50:54 -76.05, 115.92 119.84 08/08/2025 16:49:50 -76.02, 115.89 119.87 2.93 64
7 08/11/2025 07:26:11 -76.34,-103.90 118.80 08/11/2025 07:27:22 -76.24,-102.83 118.87 30.61 71
8 08/11/2025 08:16:51 76.09, 64.35 60.98 08/11/2025 08:16:51 76.07, 64.27 60.96 3.14 0
9 08/11/2025 09:07:33 -76.01,-128.04 119.08 08/11/2025 09:06:19 -76.05,-128.15 119.05 5.49 74
10 08/13/2025 23:42:47 -76.13, 12.78 118.17 08/13/2025 23:43:54 -76.16, 12.79 118.14 2.74 67
11 08/14/2025 00:33:32 76.10,-179.79 61.81 08/14/2025 00:33:21 76.08,-179.81 61.79 2.23 11

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/2/2025
SNOs_Map_FY3D_LANDSAT-8_20250802.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/02/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8