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: 7/5/2025
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 07/07/2025 02:31:55 77.81, 142.38 55.18 07/07/2025 02:32:29 77.82, 142.31 55.19 2.24 34
2 07/07/2025 03:22:39 -77.78, -50.17 124.85 07/07/2025 03:21:49 -77.80, -50.14 124.84 1.51 50
3 07/09/2025 12:53:23 -77.86, 166.82 124.49 07/09/2025 12:54:12 -77.83, 166.88 124.52 3.23 49
4 07/09/2025 13:44:06 77.79, -25.48 55.44 07/09/2025 13:43:32 77.79, -25.64 55.44 3.68 34
5 07/11/2025 23:14:49 77.87,-168.52 55.84 07/11/2025 23:15:53 77.86,-168.48 55.83 1.09 64
6 07/12/2025 00:05:33 -77.84, -1.06 124.19 07/12/2025 00:05:13 -77.83, -0.93 124.20 3.06 20
7 07/14/2025 09:36:23 -78.16,-145.41 123.51 07/14/2025 09:37:31 -78.07,-143.04 123.61 54.93 68
8 07/14/2025 10:27:00 77.85, 23.59 56.18 07/14/2025 10:26:55 77.85, 23.65 56.18 1.53 5
9 07/16/2025 20:48:27 -77.87, 48.19 123.41 07/16/2025 20:48:37 -77.86, 48.25 123.41 1.59 10

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 7/5/2025
SNOs_Map_FY3D_TERRA_20250705.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 07/05/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA