Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 8 31.  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)
 09/01/2019   19:13:38   (  79.97,-145.71) 09/01/2019   19:12:36  (  79.96,-145.74)    1.05                62
 09/01/2019   20:04:22   ( -79.98,  21.54) 09/01/2019   20:03:31  ( -79.97,  21.70)    3.05                51
 09/01/2019   20:55:07   (  79.97,-171.03) 09/01/2019   20:54:36  (  79.98,-171.00)    1.80                31
 09/01/2019   21:45:51   ( -79.97,  -3.79) 09/01/2019   21:45:32  ( -79.97,  -3.88)    1.72                19
 09/01/2019   22:36:37   (  79.99, 163.34) 09/01/2019   22:36:37  (  79.98, 163.43)    2.43                 0
 09/01/2019   23:27:20   ( -79.97, -29.12) 09/01/2019   23:27:32  ( -79.99, -29.14)    2.17                12
 09/02/2019   00:18:06   (  79.99, 138.01) 09/02/2019   00:18:37  (  79.99, 138.17)    3.05                31
 09/02/2019   01:08:50   ( -79.99, -54.74) 09/02/2019   01:09:33  ( -79.98, -54.71)    1.40                43
 09/02/2019   01:59:35   (  79.98, 112.68) 09/02/2019   02:00:38  (  79.99, 112.59)    1.90                63