Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 10 30.  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)
 11/01/2020   16:50:13   ( -69.07, 106.90) 11/01/2020   16:50:48  ( -69.06, 106.86)    2.33                35
 11/01/2020   17:40:56   (  68.94, -85.60) 11/01/2020   17:40:15  (  68.95, -85.64)    2.05                41
 11/04/2020   09:06:36   ( -69.12,-137.24) 11/04/2020   09:07:16  ( -69.12,-137.18)    2.31                40
 11/04/2020   09:57:19   (  68.99,  30.25) 11/04/2020   09:56:43  (  69.00,  30.31)    3.12                36
 11/07/2020   01:22:58   ( -69.11, -21.32) 11/07/2020   01:23:45  ( -69.12, -21.31)    0.73                47
 11/07/2020   02:13:41   (  68.99, 146.17) 11/07/2020   02:13:12  (  69.00, 146.19)    1.52                29
 11/07/2020   03:04:05   ( -67.94, -45.13) 11/07/2020   03:02:58  ( -68.01, -47.39)   94.42                67
 11/09/2020   17:39:19   ( -69.11,  94.60) 11/09/2020   17:40:13  ( -69.11,  94.57)    1.59                54
 11/09/2020   18:30:02   (  68.99, -97.92) 11/09/2020   18:29:40  (  68.99, -97.94)    0.99                22
 11/09/2020   19:20:31   ( -68.20,  70.45) 11/09/2020   19:19:22  ( -68.23,  68.75)   70.31                69
 11/12/2020   09:55:42   ( -69.17,-149.55) 11/12/2020   09:56:41  ( -69.16,-149.50)    2.19                59
 11/12/2020   10:46:25   (  69.05,  17.92) 11/12/2020   10:46:08  (  69.04,  17.99)    3.33                17
 11/12/2020   11:36:57   ( -68.42,-173.91) 11/12/2020   11:35:46  ( -68.50,-175.05)   47.52                71