Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/20/2025
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 09/23/2025 01:21:17 78.20, 159.97 78.26 09/23/2025 01:21:46 78.20, 159.98 78.26 0.25 29
2 09/23/2025 02:12:00 -78.16, -32.47 101.78 09/23/2025 02:11:07 -78.18, -32.44 101.76 2.63 53
3 09/25/2025 11:42:42 -78.20,-175.32 100.80 09/25/2025 11:43:19 -78.21,-175.44 100.80 2.81 37
4 09/25/2025 12:33:27 78.19, -7.95 79.21 09/25/2025 12:32:37 78.18, -7.87 79.20 2.31 50
5 09/27/2025 22:04:08 78.24,-150.86 80.20 09/27/2025 22:04:47 78.23,-150.74 80.18 3.06 39
6 09/27/2025 22:54:51 -78.19, 16.76 99.84 09/27/2025 22:54:08 -78.21, 16.84 99.83 3.09 43
7 09/30/2025 08:25:33 -78.24,-126.14 98.86 09/30/2025 08:26:19 -78.25,-126.11 98.86 0.72 46
8 09/30/2025 09:16:17 78.21, 41.39 81.12 09/30/2025 09:15:37 78.22, 41.45 81.13 2.17 40
9 10/02/2025 18:46:59 78.27,-101.57 82.11 10/02/2025 18:47:48 78.23,-101.58 82.08 3.78 49

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 9/20/2025
SNOs_Map_FY3D_TERRA_20250921.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 09/20/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA