Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 10 8.  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   18:07:02   (  79.07,-121.25) 10/15/2020   18:05:50  (  79.08,-121.39)    3.17                72
 10/15/2020   18:57:47   ( -79.10,  45.87) 10/15/2020   18:56:50  ( -79.09,  46.01)    3.03                57
 10/15/2020   19:48:32   (  79.10,-146.86) 10/15/2020   19:47:50  (  79.09,-146.76)    2.45                42
 10/15/2020   20:39:16   ( -79.10,  20.50) 10/15/2020   20:38:51  ( -79.08,  20.38)    3.18                25
 10/15/2020   21:30:01   (  79.10,-172.22) 10/15/2020   21:29:50  (  79.11,-172.13)    2.14                11
 10/15/2020   22:20:45   ( -79.09,  -4.86) 10/15/2020   22:20:51  ( -79.10,  -4.98)    2.64                 6
 10/15/2020   23:11:30   (  79.10, 162.41) 10/15/2020   23:11:50  (  79.12, 162.51)    3.20                20
 10/16/2020   00:02:15   ( -79.13, -30.47) 10/16/2020   00:02:51  ( -79.11, -30.35)    3.23                36
 10/16/2020   00:53:00   (  79.13, 136.80) 10/16/2020   00:53:51  (  79.11, 136.87)    3.36                51
 10/16/2020   01:43:44   ( -79.13, -55.83) 10/16/2020   01:44:51  ( -79.13, -55.71)    2.57                67