Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 6 3.  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)
 06/04/2020   13:19:31   (  69.35, -21.27) 06/04/2020   13:20:41  (  69.23, -20.35)   38.32                70
 06/04/2020   14:10:04   ( -68.83, 146.78) 06/04/2020   14:10:16  ( -68.84, 146.78)    1.39                12
 06/04/2020   15:00:48   (  68.71, -45.75) 06/04/2020   14:59:44  (  68.68, -45.78)    3.13                64
 06/07/2020   05:35:57   (  69.49,  94.44) 06/07/2020   05:37:06  (  69.41,  95.77)   52.40                69
 06/07/2020   06:26:28   ( -68.86, -97.35) 06/07/2020   06:26:44  ( -68.86, -97.32)    1.21                16
 06/07/2020   07:17:11   (  68.69,  70.19) 06/07/2020   07:16:12  (  68.69,  70.12)    2.96                59
 06/09/2020   21:52:22   (  69.63,-149.85) 06/09/2020   21:53:31  (  69.53,-148.19)   65.41                69
 06/09/2020   22:42:51   ( -68.89,  18.52) 06/09/2020   22:43:11  ( -68.87,  18.58)    2.96                20
 06/09/2020   23:33:34   (  68.72,-173.94) 06/09/2020   23:32:39  (  68.70,-173.99)    3.05                55
 06/12/2020   14:08:49   (  69.83, -34.23) 06/12/2020   14:09:56  (  69.70, -32.08)   84.08                67
 06/12/2020   14:59:14   ( -68.86, 134.46) 06/12/2020   14:59:39  ( -68.87, 134.47)    1.03                25
 06/12/2020   15:49:58   (  68.76, -58.08) 06/12/2020   15:49:06  (  68.76, -58.03)    2.23                52
 06/15/2020   06:25:15   (  69.98,  81.46) 06/15/2020   06:26:21  (  69.86,  84.03)   98.95                66
 06/15/2020   07:15:38   ( -68.90,-109.67) 06/15/2020   07:16:07  ( -68.87,-109.64)    3.13                29
 06/15/2020   08:06:21   (  68.75,  57.84) 06/15/2020   08:05:34  (  68.75,  57.85)    0.41                47