Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 6 24.  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, -92.69) 06/25/2019   15:36:12  (  80.09, -92.68)    0.94                71
 06/25/2019   16:28:08   ( -80.09,  74.56) 06/25/2019   16:27:18  ( -80.09,  74.61)    1.08                50
 06/25/2019   17:18:53   (  80.10,-118.31) 06/25/2019   17:18:13  (  80.09,-118.23)    2.67                40
 06/25/2019   18:09:38   ( -80.11,  48.94) 06/25/2019   18:09:19  ( -80.09,  49.05)    3.23                19
 06/25/2019   19:00:22   (  80.10,-143.64) 06/25/2019   19:00:13  (  80.10,-143.47)    3.23                 9
 06/25/2019   19:51:07   ( -80.11,  23.61) 06/25/2019   19:51:20  ( -80.09,  23.50)    3.23                13
 06/25/2019   20:41:51   (  80.10,-168.96) 06/25/2019   20:42:14  (  80.10,-169.02)    1.32                23
 06/25/2019   21:32:36   ( -80.10,  -1.71) 06/25/2019   21:33:20  ( -80.10,  -1.74)    0.70                44
 06/25/2019   22:23:21   (  80.12, 165.41) 06/25/2019   22:24:15  (  80.10, 165.42)    2.61                54