Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 2 9.  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)
 02/12/2020   13:13:24   ( -79.65, 127.13) 02/12/2020   13:12:18  ( -79.64, 127.22)    2.18                66
 02/12/2020   14:04:08   (  79.62, -65.32) 02/12/2020   14:03:15  (  79.65, -65.37)    3.44                53
 02/12/2020   14:54:53   ( -79.65, 101.79) 02/12/2020   14:54:18  ( -79.66, 101.92)    2.89                35
 02/12/2020   15:45:38   (  79.65, -90.95) 02/12/2020   15:45:16  (  79.64, -90.97)    1.00                22
 02/12/2020   16:36:22   ( -79.64,  76.44) 02/12/2020   16:36:19  ( -79.65,  76.33)    2.41                 3
 02/12/2020   17:27:07   (  79.65,-116.29) 02/12/2020   17:27:16  (  79.66,-116.27)    1.50                 9
 02/12/2020   18:17:51   ( -79.64,  51.10) 02/12/2020   18:18:19  ( -79.67,  51.02)    3.34                28
 02/12/2020   19:08:37   (  79.68,-141.92) 02/12/2020   19:09:17  (  79.65,-141.87)    2.91                40
 02/12/2020   19:59:21   ( -79.67,  25.48) 02/12/2020   20:00:20  ( -79.66,  25.43)    1.43                59