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: 12/4/2025
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 12/04/2025 23:12:01 -78.56, 12.09 79.13 12/04/2025 23:13:11 -78.56, 12.17 79.13 1.78 70
2 12/05/2025 00:02:45 78.51, 179.72 100.83 12/05/2025 00:02:30 78.54, 179.74 100.86 3.41 15
3 12/07/2025 09:33:21 78.57, 36.79 101.17 12/07/2025 09:34:22 78.57, 36.83 101.17 0.92 61
4 12/07/2025 10:24:04 -78.53,-155.67 78.87 12/07/2025 10:23:42 -78.53,-155.67 78.87 0.16 22
5 12/09/2025 19:54:40 -78.56, 61.59 78.61 12/09/2025 19:55:34 -78.57, 61.51 78.59 2.40 54
6 12/09/2025 20:45:25 78.55,-131.01 101.39 12/09/2025 20:44:53 78.54,-130.99 101.38 0.92 32
7 12/12/2025 06:16:01 78.58, 86.21 101.62 12/12/2025 06:16:44 78.59, 86.22 101.62 0.92 43
8 12/12/2025 07:06:44 -78.54,-106.26 78.42 12/12/2025 07:06:04 -78.56,-106.21 78.40 2.49 40
9 12/14/2025 16:37:20 -78.58, 110.91 78.23 12/14/2025 16:37:55 -78.59, 110.88 78.23 0.82 35
10 12/14/2025 17:28:05 78.57, -81.68 101.76 12/14/2025 17:27:14 78.54, -81.70 101.73 3.78 51
11 12/17/2025 02:58:40 78.58, 135.68 101.88 12/17/2025 02:59:03 78.61, 135.64 101.90 3.25 23

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 12/4/2025
SNOs_Map_FY3D_TERRA_20251204.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 12/04/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA