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: 9/17/2025
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 09/18/2025 04:38:25 78.17, 110.75 76.33 09/18/2025 04:38:43 78.15, 110.62 76.31 3.50 18
2 09/18/2025 05:29:08 -78.13, -81.72 103.70 09/18/2025 05:28:04 -78.13, -81.80 103.70 1.86 64
3 09/20/2025 14:59:50 -78.20, 135.27 102.70 09/20/2025 15:00:15 -78.20, 135.39 102.70 2.81 25
4 09/20/2025 15:50:34 78.15, -57.11 77.27 09/20/2025 15:49:33 78.17, -57.04 77.29 3.29 61
5 09/23/2025 01:21:16 78.19, 160.05 78.24 09/23/2025 01:21:45 78.22, 160.08 78.28 3.65 29
6 09/23/2025 02:12:00 -78.18, -32.59 101.75 09/23/2025 02:11:07 -78.16, -32.53 101.78 2.61 53
7 09/25/2025 11:42:42 -78.22,-175.43 100.78 09/25/2025 11:43:19 -78.20,-175.47 100.80 2.89 37
8 09/25/2025 12:33:26 78.18, -7.86 79.20 09/25/2025 12:32:37 78.17, -7.92 79.19 1.47 49
9 09/27/2025 22:04:08 78.23,-150.75 80.18 09/27/2025 22:04:48 78.24,-150.72 80.19 1.24 40
10 09/27/2025 22:54:52 -78.21, 16.66 99.83 09/27/2025 22:54:10 -78.18, 16.68 99.86 3.55 42
11 09/30/2025 08:25:34 -78.26,-126.22 98.85 09/30/2025 08:26:21 -78.23,-126.19 98.88 3.25 47

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 9/17/2025
SNOs_Map_FY3D_TERRA_20250918.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 09/17/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA