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: 6/28/2025
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 06/29/2025 18:36:49 77.79, -98.94 54.54 06/29/2025 18:37:59 77.82, -98.92 54.57 3.52 70
2 06/29/2025 19:27:33 -77.76, 68.53 125.49 06/29/2025 19:27:20 -77.76, 68.50 125.49 0.91 13
3 07/02/2025 05:49:01 77.80, 93.04 54.72 07/02/2025 05:49:03 77.79, 93.11 54.70 2.29 2
4 07/02/2025 06:39:37 -77.44, -97.88 125.64 07/02/2025 06:38:29 -77.49,-100.40 125.58 61.22 68
5 07/04/2025 16:10:28 -77.80, 117.74 125.08 07/04/2025 16:10:47 -77.79, 117.66 125.09 1.93 19
6 07/04/2025 17:01:12 77.77, -74.80 54.90 07/04/2025 17:00:06 77.79, -74.70 54.91 2.74 66
7 07/07/2025 02:31:55 77.81, 142.41 55.17 07/07/2025 02:32:29 77.84, 142.40 55.21 4.44 34
8 07/07/2025 03:22:39 -77.77, -50.10 124.86 07/07/2025 03:21:50 -77.78, -50.20 124.85 2.48 49
9 07/09/2025 12:53:22 -77.85, 166.88 124.51 07/09/2025 12:54:12 -77.83, 166.85 124.53 2.33 50
10 07/09/2025 13:44:06 77.82, -25.66 55.48 07/09/2025 13:43:31 77.82, -25.50 55.48 3.65 35
11 07/11/2025 23:14:49 77.86,-168.48 55.83 07/11/2025 23:15:54 77.86,-168.49 55.83 0.13 65
12 07/12/2025 00:05:33 -77.83, -1.00 124.20 07/12/2025 00:05:14 -77.84, -0.91 124.19 2.45 19

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 6/28/2025
SNOs_Map_FY3D_TERRA_20250628.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 06/28/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA