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: 7/15/2025
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 07/16/2025 20:48:27 -77.87, 48.19 123.41 07/16/2025 20:48:37 -77.87, 48.28 123.41 2.21 10
2 07/16/2025 21:39:10 77.79,-144.07 56.52 07/16/2025 21:37:57 77.84,-144.19 56.57 6.09 73
3 07/19/2025 07:09:54 77.88, 72.85 57.03 07/19/2025 07:10:19 77.88, 72.83 57.03 0.48 25
4 07/19/2025 08:00:38 -77.86,-119.74 122.98 07/19/2025 07:59:39 -77.84,-119.66 123.00 2.85 59
5 07/21/2025 17:31:21 -77.91, 97.38 122.47 07/21/2025 17:32:00 -77.92, 97.52 122.47 3.27 39
6 07/21/2025 18:22:05 77.87, -95.08 57.50 07/21/2025 18:21:20 77.88, -94.97 57.50 2.83 45
7 07/24/2025 03:52:48 77.92, 122.03 58.04 07/24/2025 03:53:42 77.90, 121.96 58.01 3.27 54
8 07/24/2025 04:43:31 -77.87, -70.36 122.01 07/24/2025 04:43:02 -77.86, -70.51 122.02 3.57 29
9 07/26/2025 14:14:14 -77.92, 146.73 121.44 07/26/2025 14:15:23 -77.92, 146.58 121.44 3.52 69
10 07/26/2025 15:04:58 77.88, -45.72 58.53 07/26/2025 15:04:42 77.92, -45.74 58.57 4.43 16
11 07/29/2025 00:35:51 78.36, 168.93 59.60 07/29/2025 00:36:55 78.27, 172.71 59.48 85.79 64
12 07/29/2025 01:26:24 -77.92, -21.25 120.87 07/29/2025 01:26:22 -77.93, -21.15 120.86 2.51 2

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 7/15/2025
SNOs_Map_FY3D_TERRA_20250715.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 07/15/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA