Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 12 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)
 01/02/2020   13:40:12   (  79.71, -60.12) 01/02/2020   13:38:58  (  79.73, -60.15)    2.04                74
 01/02/2020   14:30:56   ( -79.72, 107.14) 01/02/2020   14:29:53  ( -79.74, 107.22)    2.75                63
 01/02/2020   15:21:42   (  79.74, -85.74) 01/02/2020   15:20:59  (  79.72, -85.74)    2.05                43
 01/02/2020   16:12:26   ( -79.75,  81.52) 01/02/2020   16:11:54  ( -79.73,  81.64)    2.98                32
 01/02/2020   17:03:11   (  79.74,-111.08) 01/02/2020   17:02:59  (  79.74,-111.03)    1.06                12
 01/02/2020   17:53:55   ( -79.74,  56.18) 01/02/2020   17:53:54  ( -79.75,  56.34)    3.36                 1
 01/02/2020   18:44:40   (  79.73,-136.42) 01/02/2020   18:44:59  (  79.76,-136.32)    3.42                19
 01/02/2020   19:35:24   ( -79.74,  30.84) 01/02/2020   19:35:55  ( -79.74,  30.75)    1.65                31
 01/02/2020   20:26:10   (  79.76,-162.04) 01/02/2020   20:27:00  (  79.75,-161.91)    2.83                50
 01/02/2020   21:16:53   ( -79.74,   5.50) 01/02/2020   21:17:55  ( -79.76,   5.46)    2.66                62