Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 5 26.  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)
 05/27/2020   12:30:13   (  68.93,  -8.41) 05/27/2020   12:31:22  (  68.91,  -8.42)    1.53                69
 05/27/2020   13:20:53   ( -68.79, 159.11) 05/27/2020   13:20:52  ( -68.80, 159.07)    2.12                 1
 05/27/2020   14:11:34   (  68.49, -33.20) 05/27/2020   14:10:21  (  68.58, -33.55)   17.50                73
 05/30/2020   04:46:38   (  69.00, 107.40) 05/30/2020   04:47:49  (  69.00, 107.58)    6.91                71
 05/30/2020   05:37:17   ( -68.80, -85.00) 05/30/2020   05:37:20  ( -68.83, -85.00)    3.66                 3
 05/30/2020   06:28:01   (  68.68,  82.47) 05/30/2020   06:26:48  (  68.67,  82.44)    1.49                73
 06/01/2020   21:03:05   (  69.18,-136.94) 06/01/2020   21:04:16  (  69.08,-136.43)   22.71                71
 06/01/2020   21:53:41   ( -68.82,  30.89) 06/01/2020   21:53:49  ( -68.81,  30.85)    1.57                 8
 06/01/2020   22:44:25   (  68.70,-161.64) 06/01/2020   22:43:16  (  68.70,-161.64)    0.36                69
 06/04/2020   13:19:31   (  69.31, -21.21) 06/04/2020   13:20:42  (  69.22, -20.37)   34.33                71
 06/04/2020   14:10:05   ( -68.83, 146.78) 06/04/2020   14:10:17  ( -68.84, 146.77)    0.92                12
 06/04/2020   15:00:49   (  68.72, -45.76) 06/04/2020   14:59:44  (  68.72, -45.73)    1.67                65
 06/07/2020   05:35:57   (  69.49,  94.44) 06/07/2020   05:37:06  (  69.41,  95.76)   52.23                69
 06/07/2020   06:26:28   ( -68.85, -97.34) 06/07/2020   06:26:44  ( -68.87, -97.31)    2.27                16
 06/07/2020   07:17:12   (  68.74,  70.12) 06/07/2020   07:16:11  (  68.75,  70.18)    2.86                61