Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 6 20.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 06/25/2019   15:37:23   (  80.08, -92.67) 06/25/2019   15:36:12  (  80.09, -92.66)    1.27                71
 06/25/2019   16:28:08   ( -80.08,  74.61) 06/25/2019   16:27:18  ( -80.10,  74.65)    1.73                50
 06/25/2019   17:18:53   (  80.10,-118.29) 06/25/2019   17:18:13  (  80.09,-118.21)    2.40                40
 06/25/2019   18:09:38   ( -80.11,  48.99) 06/25/2019   18:09:19  ( -80.09,  49.09)    2.49                19
 06/25/2019   19:00:22   (  80.10,-143.62) 06/25/2019   19:00:13  (  80.11,-143.45)    3.27                 9
 06/25/2019   19:51:07   ( -80.10,  23.67) 06/25/2019   19:51:20  ( -80.09,  23.54)    2.81                13
 06/25/2019   20:41:51   (  80.09,-168.94) 06/25/2019   20:42:14  (  80.10,-169.01)    1.49                23
 06/25/2019   21:32:36   ( -80.10,  -1.66) 06/25/2019   21:33:20  ( -80.11,  -1.70)    1.43                44
 06/25/2019   22:23:21   (  80.12, 165.43) 06/25/2019   22:24:15  (  80.10, 165.44)    2.27                54