Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 3 30.  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)
 04/07/2020   04:03:41   ( -79.54, -94.42) 04/07/2020   04:02:26  ( -79.51, -94.37)    2.59                75
 04/07/2020   04:54:25   (  79.52,  73.03) 04/07/2020   04:53:25  (  79.53,  73.09)    2.14                60
 04/07/2020   05:45:10   ( -79.53,-119.77) 04/07/2020   05:44:26  ( -79.53,-119.69)    1.62                44
 04/07/2020   06:35:55   (  79.55,  47.41) 04/07/2020   06:35:26  (  79.53,  47.50)    3.18                29
 04/07/2020   07:26:39   ( -79.53,-145.11) 04/07/2020   07:26:26  ( -79.55,-145.00)    3.19                13
 04/07/2020   08:17:24   (  79.55,  22.06) 04/07/2020   08:17:26  (  79.54,  22.18)    2.46                 2
 04/07/2020   09:08:08   ( -79.53,-170.46) 04/07/2020   09:08:27  ( -79.54,-170.61)    3.28                19
 04/07/2020   09:58:53   (  79.54,  -3.28) 04/07/2020   09:59:27  (  79.53,  -3.41)    2.82                34
 04/07/2020   10:49:38   ( -79.56, 163.92) 04/07/2020   10:50:27  ( -79.56, 164.08)    3.21                49
 04/07/2020   11:40:22   (  79.54, -28.63) 04/07/2020   11:41:27  (  79.55, -28.72)    2.34                65