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: 9/18/2025
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 09/20/2025 14:59:50 -78.19, 135.34 102.71 09/20/2025 15:00:16 -78.17, 135.25 102.73 3.23 26
2 09/20/2025 15:50:34 78.13, -57.03 77.26 09/20/2025 15:49:34 78.14, -57.17 77.26 3.45 60
3 09/23/2025 01:21:17 78.21, 159.90 78.27 09/23/2025 01:21:46 78.19, 159.94 78.25 2.57 29
4 09/23/2025 02:12:00 -78.17, -32.52 101.77 09/23/2025 02:11:07 -78.18, -32.47 101.76 1.33 53
5 09/25/2025 11:42:42 -78.21,-175.36 100.79 09/25/2025 11:43:19 -78.21,-175.42 100.79 1.42 37
6 09/25/2025 12:33:26 78.16, -7.78 79.18 09/25/2025 12:32:37 78.18, -7.86 79.20 2.80 49
7 09/27/2025 22:04:08 78.21,-150.67 80.17 09/27/2025 22:04:48 78.25,-150.67 80.20 3.74 40
8 09/27/2025 22:54:52 -78.20, 16.73 99.84 09/27/2025 22:54:10 -78.19, 16.72 99.85 1.14 42
9 09/30/2025 08:25:34 -78.25,-126.15 98.86 09/30/2025 08:26:21 -78.24,-126.16 98.87 1.11 47
10 09/30/2025 09:16:18 78.21, 41.37 81.12 09/30/2025 09:15:39 78.21, 41.40 81.12 0.60 39
11 10/02/2025 18:46:59 78.27,-101.56 82.11 10/02/2025 18:47:49 78.24,-101.54 82.09 2.46 50

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 9/18/2025
SNOs_Map_FY3D_TERRA_20250919.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 09/18/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA