Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 3 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)
 03/05/2020   11:11:07   ( -68.79,-168.62) 03/05/2020   11:11:41  ( -68.80,-168.68)    2.80                34
 03/05/2020   12:01:51   (  68.71,  -1.20) 03/05/2020   12:01:08  (  68.69,  -1.18)    2.73                43
 03/08/2020   03:27:32   ( -68.81, -52.75) 03/08/2020   03:28:09  ( -68.82, -52.77)    1.12                37
 03/08/2020   04:18:15   (  68.69, 114.73) 03/08/2020   04:17:36  (  68.70, 114.73)    1.82                39
 03/10/2020   19:43:57   ( -68.84,  63.12) 03/10/2020   19:44:37  ( -68.84,  63.14)    0.92                40
 03/10/2020   20:34:40   (  68.72,-129.41) 03/10/2020   20:34:04  (  68.72,-129.37)    1.57                36
 03/13/2020   12:00:22   ( -68.87, 178.98) 03/13/2020   12:01:05  ( -68.86, 179.05)    3.06                43
 03/13/2020   12:51:04   (  68.70, -13.48) 03/13/2020   12:50:32  (  68.73, -13.47)    3.55                32
 03/16/2020   04:16:45   ( -68.85, -65.09) 03/16/2020   04:17:32  ( -68.87, -65.05)    3.09                47
 03/16/2020   05:07:28   (  68.73, 102.38) 03/16/2020   05:06:59  (  68.74, 102.44)    2.46                29