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: 9/16/2025
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, 110.76 76.33 09/18/2025 04:38:43 78.15, 110.62 76.31 3.54 18
2 09/18/2025 05:29:08 -78.13, -81.70 103.70 09/18/2025 05:28:04 -78.13, -81.79 103.70 2.08 64
3 09/20/2025 14:59:50 -78.20, 135.29 102.70 09/20/2025 15:00:15 -78.20, 135.40 102.70 2.54 25
4 09/20/2025 15:50:34 78.15, -57.10 77.27 09/20/2025 15:49:33 78.17, -57.04 77.29 3.45 61
5 09/23/2025 01:21:16 78.19, 160.07 78.24 09/23/2025 01:21:45 78.22, 160.08 78.28 4.11 29
6 09/23/2025 02:12:00 -78.18, -32.57 101.76 09/23/2025 02:11:07 -78.16, -32.52 101.77 1.80 53
7 09/25/2025 11:42:42 -78.22,-175.40 100.79 09/25/2025 11:43:19 -78.20,-175.46 100.80 2.14 37
8 09/25/2025 12:33:26 78.17, -7.83 79.19 09/25/2025 12:32:37 78.17, -7.91 79.19 1.66 49
9 09/27/2025 22:04:08 78.22,-150.71 80.17 09/27/2025 22:04:48 78.24,-150.70 80.19 2.27 40
10 09/27/2025 22:54:52 -78.20, 16.71 99.84 09/27/2025 22:54:10 -78.18, 16.70 99.86 2.13 42
11 09/30/2025 08:25:34 -78.25,-126.16 98.86 09/30/2025 08:26:21 -78.24,-126.16 98.87 1.33 47

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 9/16/2025
SNOs_Map_FY3D_TERRA_20250917.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 09/16/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA