Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 11 13.  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)
 11/15/2025   13:11:57   (  78.45, -17.72) 11/15/2025   13:12:33  (  78.45, -17.79)    1.63                36
 11/15/2025   14:02:41   ( -78.43, 149.72) 11/15/2025   14:01:52  ( -78.43, 149.81)    2.12                49
 11/17/2025   23:33:19   ( -78.48,   6.82) 11/17/2025   23:33:49  ( -78.47,   6.95)    3.09                30
 11/18/2025   00:24:02   (  78.45, 174.32) 11/18/2025   00:23:08  (  78.42, 174.39)    3.44                54
 11/20/2025   09:54:39   (  78.47,  31.60) 11/20/2025   09:55:04  (  78.46,  31.53)    2.00                25
 11/20/2025   10:45:23   ( -78.45,-160.97) 11/20/2025   10:44:23  ( -78.45,-160.83)    2.99                60
 11/22/2025   20:16:00   ( -78.49,  56.25) 11/22/2025   20:16:18  ( -78.50,  56.36)    2.76                18
 11/22/2025   21:06:44   (  78.45,-136.24) 11/22/2025   21:05:38  (  78.44,-136.25)    1.43                66
 11/25/2025   06:37:21   (  78.50,  80.92) 11/25/2025   06:37:32  (  78.49,  80.95)    0.98                11