Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 2 10.  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   13:13:23   ( -79.63, 127.31) 02/12/2020   13:12:17  ( -79.66, 127.38)    3.17                66
 02/12/2020   14:04:08   (  79.63, -65.42) 02/12/2020   14:03:15  (  79.64, -65.49)    1.68                53
 02/12/2020   14:54:53   ( -79.66, 101.69) 02/12/2020   14:54:18  ( -79.65, 101.79)    2.48                35
 02/12/2020   15:45:37   (  79.63, -90.76) 02/12/2020   15:45:15  (  79.66, -90.80)    3.28                22
 02/12/2020   16:36:22   ( -79.66,  76.35) 02/12/2020   16:36:18  ( -79.67,  76.49)    3.12                 4
 02/12/2020   17:27:07   (  79.66,-116.39) 02/12/2020   17:27:16  (  79.65,-116.40)    1.03                 9
 02/12/2020   18:17:51   ( -79.65,  51.00) 02/12/2020   18:18:19  ( -79.66,  50.90)    2.11                28
 02/12/2020   19:08:36   (  79.66,-141.73) 02/12/2020   19:09:16  (  79.67,-141.70)    1.49                40
 02/12/2020   19:59:20   ( -79.65,  25.66) 02/12/2020   20:00:19  ( -79.67,  25.60)    3.14                59