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: 10/7/2025
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 10/07/2025 15:29:47 78.29, -52.29 84.01 10/07/2025 15:30:38 78.29, -52.17 84.01 2.82 51
2 10/07/2025 16:20:30 -78.23, 115.36 96.04 10/07/2025 16:19:59 -78.25, 115.30 96.03 1.90 31
3 10/10/2025 01:51:11 -78.29, -27.57 95.07 10/10/2025 01:52:06 -78.28, -27.64 95.08 2.06 55
4 10/10/2025 02:41:55 78.26, 139.92 84.92 10/10/2025 02:41:24 78.27, 140.02 84.93 2.72 31
5 10/12/2025 12:12:35 78.29, -2.84 85.85 10/12/2025 12:13:31 78.28, -3.02 85.84 4.11 56
6 10/12/2025 13:03:19 -78.26, 164.63 94.17 10/12/2025 13:02:51 -78.28, 164.64 94.15 2.08 28
7 10/14/2025 22:34:00 -78.33, 21.62 93.21 10/14/2025 22:34:57 -78.31, 21.68 93.23 3.14 57
8 10/14/2025 23:24:43 78.27,-170.70 86.75 10/14/2025 23:24:16 78.26,-170.85 86.74 3.55 27
9 10/17/2025 08:55:23 78.31, 46.46 87.67 10/17/2025 08:56:21 78.31, 46.30 87.67 3.66 58
10 10/17/2025 09:46:07 -78.28,-146.03 92.35 10/17/2025 09:45:41 -78.30,-146.07 92.33 2.88 26
11 10/19/2025 19:16:47 -78.32, 71.11 91.44 10/19/2025 19:17:46 -78.32, 70.96 91.44 3.45 59

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 10/7/2025
SNOs_Map_FY3D_TERRA_20251007.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 10/07/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA