Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 10 15.  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   (  79.08,-121.36) 10/15/2020   18:05:50  (  79.10,-121.22)    3.31                73
 10/15/2020   18:57:47   ( -79.08,  45.97) 10/15/2020   18:56:51  ( -79.08,  45.89)    1.80                56
 10/15/2020   19:48:32   (  79.08,-146.72) 10/15/2020   19:47:51  (  79.08,-146.85)    2.78                41
 10/15/2020   20:39:15   ( -79.08,  20.61) 10/15/2020   20:38:50  ( -79.10,  20.52)    2.52                25
 10/15/2020   21:30:01   (  79.12,-172.34) 10/15/2020   21:29:50  (  79.10,-172.22)    3.26                11
 10/15/2020   22:20:45   ( -79.11,  -5.00) 10/15/2020   22:20:50  ( -79.11,  -4.84)    3.41                 5
 10/15/2020   23:11:30   (  79.12, 162.30) 10/15/2020   23:11:50  (  79.11, 162.41)    2.32                20
 10/16/2020   00:02:14   ( -79.11, -30.37) 10/16/2020   00:02:51  ( -79.10, -30.47)    2.84                37
 10/16/2020   00:52:59   (  79.11, 136.94) 10/16/2020   00:53:50  (  79.13, 137.04)    2.68                51
 10/16/2020   01:43:43   ( -79.11, -55.73) 10/16/2020   01:44:51  ( -79.11, -55.83)    2.25                68