Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 5 30.  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)
 06/12/2019   00:19:57   ( -80.10, -43.47) 06/12/2019   00:18:42  ( -80.12, -43.45)    2.23                75
 06/12/2019   01:10:42   (  80.11, 123.68) 06/12/2019   01:09:38  (  80.10, 123.61)    1.79                64
 06/12/2019   02:01:27   ( -80.12, -69.09) 06/12/2019   02:00:43  ( -80.11, -69.00)    1.97                44
 06/12/2019   02:52:11   (  80.11,  98.36) 06/12/2019   02:51:38  (  80.12,  98.38)    1.47                33
 06/12/2019   03:42:56   ( -80.12, -94.42) 06/12/2019   03:42:44  ( -80.11, -94.55)    2.61                12
 06/12/2019   04:33:41   (  80.13,  72.73) 06/12/2019   04:33:39  (  80.12,  72.82)    2.43                 2
 06/12/2019   05:24:25   ( -80.11,-119.74) 06/12/2019   05:24:44  ( -80.13,-119.78)    2.05                19
 06/12/2019   06:15:10   (  80.13,  47.41) 06/12/2019   06:15:40  (  80.11,  47.27)    3.00                30
 06/12/2019   07:05:55   ( -80.13,-145.37) 06/12/2019   07:06:45  ( -80.13,-145.33)    1.31                50
 06/12/2019   07:56:39   (  80.12,  22.08) 06/12/2019   07:57:40  (  80.13,  22.04)    1.32                61