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: 4/28/2025
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 04/29/2025 19:26:16 77.48,-111.36 62.68 04/29/2025 19:26:30 77.47,-111.22 62.68 3.46 14
2 04/29/2025 20:16:58 -77.41, 56.28 117.40 04/29/2025 20:15:51 -77.44, 56.30 117.37 2.77 67
3 05/02/2025 05:47:45 -77.50, -86.75 118.04 05/02/2025 05:48:24 -77.48, -86.73 118.06 2.63 39
4 05/02/2025 06:38:29 77.46, 80.73 61.92 05/02/2025 06:37:42 77.44, 80.82 61.90 3.06 47
5 05/04/2025 16:09:15 77.52, -62.17 61.28 05/04/2025 16:10:14 77.49, -62.20 61.25 3.72 59
6 05/04/2025 16:59:58 -77.49, 105.31 118.77 05/04/2025 16:59:35 -77.47, 105.38 118.79 2.98 23
7 05/07/2025 02:30:54 -77.95, -39.67 118.98 05/07/2025 02:31:59 -77.85, -36.23 119.07 80.85 65
8 05/07/2025 03:21:28 77.48, 130.03 60.55 05/07/2025 03:21:25 77.48, 129.93 60.55 2.44 3
9 05/09/2025 13:42:57 -77.51, 154.57 120.08 05/09/2025 13:43:17 -77.50, 154.48 120.10 2.95 20
10 05/09/2025 14:33:42 77.49, -38.00 59.89 05/09/2025 14:32:35 77.49, -37.89 59.89 2.74 67
11 05/12/2025 00:04:27 77.53, 179.19 59.31 05/12/2025 00:05:05 77.52, 179.07 59.31 2.80 38

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 4/28/2025
SNOs_Map_FY3D_TERRA_20250428.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 04/28/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA