Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 1 5.  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)
 01/16/2020   05:48:12   (  79.70,  57.96) 01/16/2020   05:47:06  (  79.70,  58.08)    2.53                66
 01/16/2020   06:38:56   ( -79.71,-134.77) 01/16/2020   06:38:03  ( -79.69,-134.74)    1.59                53
 01/16/2020   07:29:41   (  79.70,  32.62) 01/16/2020   07:29:07  (  79.70,  32.49)    2.55                34
 01/16/2020   08:20:25   ( -79.71,-160.11) 01/16/2020   08:20:03  ( -79.71,-160.04)    1.64                22
 01/16/2020   09:11:10   (  79.70,   7.27) 01/16/2020   09:11:07  (  79.71,   7.19)    2.38                 3
 01/16/2020   10:01:54   ( -79.70, 174.55) 01/16/2020   10:02:04  ( -79.71, 174.37)    3.57                10
 01/16/2020   10:52:40   (  79.73, -18.35) 01/16/2020   10:53:08  (  79.71, -18.40)    2.48                28
 01/16/2020   11:43:24   ( -79.73, 148.93) 01/16/2020   11:44:04  ( -79.72, 149.08)    3.05                40
 01/16/2020   12:34:09   (  79.72, -43.69) 01/16/2020   12:35:08  (  79.72, -43.70)    0.14                59