Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 10 11.  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)
 10/15/2020   18:07:03   (  79.09,-121.37) 10/15/2020   18:05:50  (  79.09,-121.24)    2.85                73
 10/15/2020   18:57:47   ( -79.08,  45.99) 10/15/2020   18:56:51  ( -79.08,  45.88)    2.26                56
 10/15/2020   19:48:32   (  79.08,-146.73) 10/15/2020   19:47:51  (  79.08,-146.88)    3.11                41
 10/15/2020   20:39:16   ( -79.08,  20.62) 10/15/2020   20:38:51  ( -79.09,  20.51)    2.93                25
 10/15/2020   21:30:01   (  79.08,-172.09) 10/15/2020   21:29:51  (  79.09,-172.24)    3.36                10
 10/15/2020   22:20:46   ( -79.11,  -4.99) 10/15/2020   22:20:51  ( -79.11,  -4.85)    2.94                 5
 10/15/2020   23:11:31   (  79.12, 162.29) 10/15/2020   23:11:51  (  79.11, 162.39)    2.25                20
 10/16/2020   00:02:14   ( -79.11, -30.35) 10/16/2020   00:02:51  ( -79.10, -30.48)    3.17                37
 10/16/2020   00:52:59   (  79.12, 136.93) 10/16/2020   00:53:50  (  79.13, 137.02)    2.17                51
 10/16/2020   01:43:43   ( -79.11, -55.71) 10/16/2020   01:44:51  ( -79.11, -55.84)    2.72                68