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: 6/28/2025
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 75.92, -14.90 52.78 06/29/2025 13:31:49 75.95, -14.88 52.81 3.01 12
2 06/29/2025 14:22:21 -75.90, 152.50 127.25 06/29/2025 14:21:18 -75.88, 152.53 127.28 2.70 63
3 07/02/2025 04:57:39 -76.22, -67.38 126.79 07/02/2025 04:58:50 -76.10, -66.17 126.86 34.64 71
4 07/02/2025 05:48:18 75.96, 100.89 52.98 07/02/2025 05:48:19 75.93, 100.95 52.96 2.90 1
5 07/02/2025 06:39:01 -75.88, -91.54 127.08 07/02/2025 06:37:48 -75.86, -91.63 127.12 3.42 73
6 07/04/2025 21:14:14 -75.99, 49.38 126.77 07/04/2025 21:15:22 -75.98, 49.33 126.77 1.53 68
7 07/04/2025 22:04:58 75.95,-143.17 53.20 07/04/2025 22:04:48 75.95,-143.11 53.21 1.90 10
8 07/04/2025 22:55:32 -75.46, 25.78 127.22 07/04/2025 22:54:25 -75.49, 23.17 127.30 72.90 67
9 07/07/2025 13:30:53 -75.98, 165.31 126.51 07/07/2025 13:31:50 -75.99, 165.25 126.49 2.20 57
10 07/07/2025 14:21:37 75.94, -27.24 53.47 07/07/2025 14:21:16 75.96, -27.20 53.49 2.91 21
11 07/10/2025 05:47:33 -75.97, -78.78 126.19 07/10/2025 05:48:19 -75.99, -78.87 126.17 3.05 46
12 07/10/2025 06:38:17 75.94, 88.67 53.78 07/10/2025 06:37:45 75.96, 88.68 53.80 2.68 32

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 6/28/2025
SNOs_Map_FY3D_LANDSAT-8_20250628.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 06/28/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8