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: 5/25/2025
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 05/26/2025 15:04:11 -77.88, 132.89 123.44 05/26/2025 15:05:20 -77.77, 134.69 123.54 43.89 69
2 05/26/2025 15:54:49 77.58, -58.30 56.27 05/26/2025 15:54:41 77.61, -58.26 56.30 3.61 8
3 05/29/2025 02:16:18 -77.63, -33.83 124.08 05/29/2025 02:16:31 -77.62, -33.72 124.09 2.47 13
4 05/29/2025 03:07:02 77.58, 133.72 55.87 05/29/2025 03:05:50 77.56, 133.69 55.85 2.30 72
5 05/31/2025 12:37:47 77.64, -9.21 55.58 05/31/2025 12:38:17 77.65, -9.10 55.59 2.71 30
6 05/31/2025 13:28:30 -77.58, 158.40 124.49 05/31/2025 13:27:39 -77.61, 158.37 124.47 2.61 51
7 06/02/2025 22:59:15 -77.65, 15.48 124.74 06/02/2025 23:00:07 -77.64, 15.34 124.75 3.34 52
8 06/02/2025 23:49:59 77.61,-177.02 55.22 06/02/2025 23:49:25 77.62,-177.07 55.23 1.66 34
9 06/05/2025 09:20:44 77.68, 40.01 55.02 06/05/2025 09:21:52 77.68, 40.03 55.02 0.69 68
10 06/05/2025 10:11:28 -77.65,-152.53 125.02 06/05/2025 10:11:14 -77.64,-152.49 125.03 1.55 14
11 06/07/2025 20:32:56 77.65,-127.83 54.75 06/07/2025 20:32:59 77.67,-127.86 54.76 2.23 3

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 5/25/2025
SNOs_Map_FY3D_TERRA_20250525.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 05/25/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA