Simultaneous Nadir Overpasses (SNOs) between FY3D and METOP-A
TLE Epoch: 2020 3 29.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(METOP-A) METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 04/12/2020   19:20:57   ( -76.01,  54.32) 04/12/2020   19:22:03  ( -75.98,  57.55)   86.90                66
 04/12/2020   20:11:38   (  75.83,-137.77) 04/12/2020   20:12:47  (  75.77,-135.77)   54.78                69