Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 9 1.  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,-145.72) 09/01/2019   19:12:36  (  79.96,-145.74)    1.10                62
 09/01/2019   20:04:22   ( -79.98,  21.52) 09/01/2019   20:03:31  ( -79.97,  21.69)    3.39                51
 09/01/2019   20:55:07   (  79.97,-171.05) 09/01/2019   20:54:36  (  79.98,-171.00)    1.77                31
 09/01/2019   21:45:51   ( -79.98,  -3.81) 09/01/2019   21:45:32  ( -79.97,  -3.88)    1.53                19
 09/01/2019   22:36:37   (  79.99, 163.32) 09/01/2019   22:36:37  (  79.98, 163.43)    2.81                 0
 09/01/2019   23:27:20   ( -79.97, -29.14) 09/01/2019   23:27:32  ( -79.99, -29.14)    1.82                12
 09/02/2019   00:18:06   (  79.99, 138.00) 09/02/2019   00:18:37  (  79.99, 138.17)    3.33                31
 09/02/2019   01:08:50   ( -80.00, -54.76) 09/02/2019   01:09:33  ( -79.98, -54.71)    1.83                43
 09/02/2019   01:59:35   (  79.98, 112.67) 09/02/2019   02:00:38  (  79.99, 112.59)    1.51                63