Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 7 16.  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)
 07/25/2020   13:06:28   ( -79.05, 133.76) 07/25/2020   13:05:22  ( -79.06, 130.24)   74.32                66
 07/25/2020   13:57:19   (  79.29, -60.65) 07/25/2020   13:56:10  (  79.29, -60.54)    2.23                69
 07/25/2020   14:48:04   ( -79.29, 106.62) 07/25/2020   14:47:15  ( -79.29, 106.77)    3.09                49
 07/25/2020   15:38:48   (  79.29, -86.00) 07/25/2020   15:38:10  (  79.30, -85.88)    3.07                38
 07/25/2020   16:29:33   ( -79.29,  81.26) 07/25/2020   16:29:16  ( -79.28,  81.14)    2.77                17
 07/25/2020   17:20:17   (  79.28,-111.36) 07/25/2020   17:20:11  (  79.29,-111.51)    3.11                 6
 07/25/2020   18:11:02   ( -79.29,  55.90) 07/25/2020   18:11:16  ( -79.30,  55.79)    2.40                14
 07/25/2020   19:01:47   (  79.32,-136.98) 07/25/2020   19:02:11  (  79.31,-136.85)    2.79                24
 07/25/2020   19:52:32   ( -79.32,  30.29) 07/25/2020   19:53:16  ( -79.31,  30.44)    3.40                44
 07/25/2020   20:43:16   (  79.31,-162.33) 07/25/2020   20:44:11  (  79.32,-162.20)    2.94                55
 07/25/2020   21:34:02   ( -79.35,   4.67) 07/25/2020   21:35:16  ( -79.33,   5.09)    9.22                74