Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 6 4.  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)
 06/14/2020   12:43:04   ( -79.39, 137.01) 06/14/2020   12:41:59  ( -79.36, 137.03)    3.46                65
 06/14/2020   13:33:48   (  79.37, -55.47) 06/14/2020   13:32:57  (  79.38, -55.54)    2.08                51
 06/14/2020   14:24:33   ( -79.39, 111.66) 06/14/2020   14:23:59  ( -79.38, 111.70)    1.47                34
 06/14/2020   15:15:18   (  79.40, -81.09) 06/14/2020   15:14:58  (  79.37, -81.16)    3.60                20
 06/14/2020   16:06:02   ( -79.39,  86.30) 06/14/2020   16:05:59  ( -79.40,  86.36)    1.59                 3
 06/14/2020   16:56:47   (  79.40,-106.45) 06/14/2020   16:56:58  (  79.38,-106.49)    1.52                11
 06/14/2020   17:47:31   ( -79.39,  60.95) 06/14/2020   17:47:59  ( -79.41,  61.03)    3.60                28
 06/14/2020   18:38:16   (  79.39,-131.80) 06/14/2020   18:38:58  (  79.40,-131.83)    1.10                42
 06/14/2020   19:29:01   ( -79.42,  35.33) 06/14/2020   19:30:00  ( -79.40,  35.42)    2.47                59