Simultaneous Nadir Overpasses (SNOs) between FY3D and METOP-C
TLE Epoch: 2020 8 7.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(METOP-C) METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 08/21/2020   17:06:26   (  73.82, -85.64) 08/21/2020   17:07:31  (  73.78, -82.51)   97.39                65
 08/21/2020   17:57:08   ( -73.73,  81.89) 08/21/2020   17:58:15  ( -73.65,  84.52)   82.61                67
 08/21/2020   18:47:49   (  73.52,-110.31) 08/21/2020   18:48:58  (  73.50,-108.48)   57.61                69
 08/21/2020   19:38:31   ( -73.43,  57.22) 08/21/2020   19:39:42  ( -73.37,  58.56)   43.00                71
 08/21/2020   20:29:13   (  73.27,-135.10) 08/21/2020   20:30:25  (  73.23,-134.43)   21.81                72