Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 8 10.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/12/2025   15:35:12   ( -78.02, 126.42) 08/12/2025   15:36:16  ( -78.01, 126.42)    0.46                64
 08/12/2025   16:25:57   (  77.99, -66.10) 08/12/2025   16:25:36  (  77.96, -66.15)    3.39                21
 08/15/2025   01:56:42   (  78.08, 150.78) 08/15/2025   01:57:53  (  78.05, 151.13)    8.65                71
 08/15/2025   02:47:24   ( -78.01, -41.51) 08/15/2025   02:47:14  ( -77.99, -41.46)    2.23                10
 08/17/2025   13:08:51   (  78.00, -16.74) 08/17/2025   13:08:50  (  78.01, -16.85)    2.80                 1
 08/17/2025   13:59:23   ( -77.52, 153.01) 08/17/2025   13:58:20  ( -77.54, 148.88)   99.22                63
 08/19/2025   23:30:18   ( -78.02,   7.82) 08/19/2025   23:30:28  ( -78.02,   7.76)    1.32                10
 08/20/2025   00:21:00   (  77.88, 175.92) 08/20/2025   00:19:48  (  77.95, 175.09)   20.75                72
 08/22/2025   09:51:47   (  78.06,  32.33) 08/22/2025   09:52:04  (  78.04,  32.37)    2.36                17