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: 6/27/2025
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 06/29/2025 13:31:37 75.94, -14.96 52.79 06/29/2025 13:31:49 75.93, -14.94 52.79 1.19 12
2 06/29/2025 14:22:20 -75.87, 152.60 127.27 06/29/2025 14:21:18 -75.86, 152.48 127.30 3.57 62
3 07/02/2025 04:57:39 -76.24, -67.44 126.77 07/02/2025 04:58:49 -76.13, -66.08 126.83 38.01 70
4 07/02/2025 05:48:17 75.93, 100.99 52.96 07/02/2025 05:48:19 75.91, 100.89 52.94 3.12 2
5 07/02/2025 06:39:00 -75.86, -91.44 127.11 07/02/2025 06:37:47 -75.89, -91.54 127.09 4.89 73
6 07/04/2025 21:14:14 -76.00, 49.31 126.76 07/04/2025 21:15:21 -76.01, 49.41 126.74 2.81 67
7 07/04/2025 22:04:57 75.92,-143.08 53.18 07/04/2025 22:04:48 75.93,-143.17 53.18 2.77 9
8 07/04/2025 22:55:31 -75.43, 25.86 127.25 07/04/2025 22:54:24 -75.52, 23.25 127.27 73.54 67
9 07/07/2025 13:30:54 -76.00, 165.23 126.49 07/07/2025 13:31:50 -76.02, 165.32 126.46 3.04 56
10 07/07/2025 14:21:38 75.96, -27.32 53.49 07/07/2025 14:21:17 75.94, -27.27 53.46 3.19 21
11 07/10/2025 05:47:33 -76.00, -78.87 126.17 07/10/2025 05:48:18 -76.01, -78.80 126.15 2.09 45
12 07/10/2025 06:38:17 75.96, 88.58 53.81 07/10/2025 06:37:45 75.93, 88.59 53.77 3.78 32

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 6/27/2025
SNOs_Map_FY3D_LANDSAT-8_20250627.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 06/27/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8