Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 1 15.  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,  57.94) 01/16/2020   05:47:06  (  79.70,  58.02)    1.76                66
 01/16/2020   06:38:55   ( -79.68,-134.55) 01/16/2020   06:38:02  ( -79.71,-134.56)    3.08                53
 01/16/2020   07:29:41   (  79.70,  32.60) 01/16/2020   07:29:06  (  79.72,  32.72)    2.86                35
 01/16/2020   08:20:25   ( -79.71,-160.17) 01/16/2020   08:20:03  ( -79.70,-160.15)    1.00                22
 01/16/2020   09:11:10   (  79.70,   7.26) 01/16/2020   09:11:07  (  79.71,   7.13)    2.81                 3
 01/16/2020   10:01:54   ( -79.71, 174.49) 01/16/2020   10:02:03  ( -79.72, 174.55)    1.95                 9
 01/16/2020   10:52:40   (  79.73, -18.36) 01/16/2020   10:53:08  (  79.70, -18.47)    3.69                28
 01/16/2020   11:43:24   ( -79.74, 148.87) 01/16/2020   11:44:04  ( -79.71, 148.96)    3.15                40
 01/16/2020   12:34:09   (  79.72, -43.70) 01/16/2020   12:35:08  (  79.72, -43.76)    1.34                59