Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 6 4.  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   00:19:58   ( -80.10, -43.47) 06/12/2019   00:18:43  ( -80.10, -43.61)    2.83                75
 06/12/2019   01:10:43   (  80.11, 123.70) 06/12/2019   01:09:38  (  80.12, 123.80)    1.96                65
 06/12/2019   02:01:28   ( -80.12, -69.10) 06/12/2019   02:00:44  ( -80.10, -69.16)    2.41                44
 06/12/2019   02:52:12   (  80.11,  98.38) 06/12/2019   02:51:39  (  80.11,  98.25)    2.60                33
 06/12/2019   03:42:57   ( -80.12, -94.42) 06/12/2019   03:42:44  ( -80.12, -94.39)    0.74                13
 06/12/2019   04:33:42   (  80.13,  72.75) 06/12/2019   04:33:40  (  80.11,  72.69)    2.62                 2
 06/12/2019   05:24:27   ( -80.14,-120.04) 06/12/2019   05:24:45  ( -80.12,-119.94)    3.14                18
 06/12/2019   06:15:11   (  80.12,  47.43) 06/12/2019   06:15:40  (  80.13,  47.46)    0.65                29
 06/12/2019   07:05:56   ( -80.13,-145.36) 06/12/2019   07:06:46  ( -80.11,-145.49)    3.29                50
 06/12/2019   07:56:41   (  80.15,  21.80) 06/12/2019   07:57:41  (  80.12,  21.91)    3.49                60