Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 6 2.  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)
 06/14/2020   12:43:03   ( -79.37, 137.18) 06/14/2020   12:41:58  ( -79.38, 137.26)    2.25                65
 06/14/2020   13:33:48   (  79.38, -55.58) 06/14/2020   13:32:57  (  79.37, -55.60)    0.86                51
 06/14/2020   14:24:33   ( -79.40, 111.56) 06/14/2020   14:23:59  ( -79.37, 111.64)    3.67                34
 06/14/2020   15:15:17   (  79.38, -80.93) 06/14/2020   15:14:57  (  79.39, -80.94)    1.44                20
 06/14/2020   16:06:02   ( -79.40,  86.20) 06/14/2020   16:05:59  ( -79.39,  86.31)    2.44                 3
 06/14/2020   16:56:47   (  79.41,-106.55) 06/14/2020   16:56:58  (  79.38,-106.56)    3.47                11
 06/14/2020   17:47:31   ( -79.40,  60.85) 06/14/2020   17:47:59  ( -79.41,  60.98)    2.89                28
 06/14/2020   18:38:16   (  79.41,-131.91) 06/14/2020   18:38:58  (  79.39,-131.89)    1.39                42
 06/14/2020   19:29:00   ( -79.40,  35.49) 06/14/2020   19:30:00  ( -79.40,  35.37)    2.59                60