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: 10/2/2025
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 10/05/2025 05:08:22 -78.25, -76.76 96.97 10/05/2025 05:09:13 -78.27, -76.82 96.95 3.04 51
2 10/05/2025 05:59:07 78.25, 90.55 83.05 10/05/2025 05:58:32 78.22, 90.60 83.01 3.78 35
3 10/07/2025 15:29:47 78.27, -52.18 83.99 10/07/2025 15:30:39 78.26, -52.28 83.98 2.66 52
4 10/07/2025 16:20:31 -78.25, 115.27 96.02 10/07/2025 16:20:00 -78.23, 115.21 96.05 2.99 31
5 10/10/2025 01:51:11 -78.28, -27.49 95.08 10/10/2025 01:52:06 -78.27, -27.65 95.09 3.62 55
6 10/10/2025 02:41:55 78.25, 139.99 84.91 10/10/2025 02:41:24 78.26, 139.98 84.92 1.58 31
7 10/12/2025 12:12:34 78.29, -2.85 85.85 10/12/2025 12:13:28 78.32, -2.84 85.88 2.98 54
8 10/12/2025 13:03:18 -78.26, 164.64 94.17 10/12/2025 13:02:49 -78.28, 164.63 94.16 1.64 29
9 10/14/2025 22:33:58 -78.31, 21.76 93.23 10/14/2025 22:34:53 -78.33, 21.83 93.20 2.99 55

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 10/2/2025
SNOs_Map_FY3D_TERRA_20251003.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 10/02/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA