Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 8 22.  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   (  79.98,-145.81) 09/01/2019   19:12:36  (  79.96,-145.82)    2.57                62
 09/01/2019   20:04:21   ( -79.95,  21.78) 09/01/2019   20:03:31  ( -79.97,  21.66)    3.26                50
 09/01/2019   20:55:07   (  79.98,-171.14) 09/01/2019   20:54:36  (  79.98,-171.09)    0.96                31
 09/01/2019   21:45:51   ( -79.98,  -3.85) 09/01/2019   21:45:32  ( -79.97,  -3.92)    1.78                19
 09/01/2019   22:36:36   (  79.97, 163.54) 09/01/2019   22:36:36  (  79.99, 163.65)    3.35                 0
 09/01/2019   23:27:20   ( -79.97, -29.17) 09/01/2019   23:27:32  ( -79.99, -29.18)    1.36                12
 09/02/2019   00:18:06   (  80.00, 137.91) 09/02/2019   00:18:37  (  79.99, 138.08)    3.39                31
 09/02/2019   01:08:50   ( -80.00, -54.80) 09/02/2019   01:09:33  ( -79.98, -54.75)    2.25                43
 09/02/2019   01:59:35   (  79.99, 112.58) 09/02/2019   02:00:38  (  79.98, 112.50)    1.84                63