Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 9 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)
 09/15/2019   10:30:59   ( -79.94, 165.24) 09/15/2019   10:29:53  ( -79.95, 165.31)    1.68                66
 09/15/2019   11:21:44   (  79.93, -27.37) 09/15/2019   11:20:56  (  79.95, -27.43)    2.34                48
 09/15/2019   12:12:29   ( -79.96, 139.62) 09/15/2019   12:11:54  ( -79.94, 139.74)    3.35                35
 09/15/2019   13:03:14   (  79.96, -53.00) 09/15/2019   13:02:57  (  79.94, -53.00)    1.42                17
 09/15/2019   13:53:58   ( -79.96, 114.29) 09/15/2019   13:53:55  ( -79.94, 114.17)    3.51                 3
 09/15/2019   14:44:43   (  79.95, -78.33) 09/15/2019   14:44:57  (  79.96, -78.27)    1.53                14
 09/15/2019   15:35:27   ( -79.96,  88.96) 09/15/2019   15:35:55  ( -79.96,  88.90)    1.15                28
 09/15/2019   16:26:13   (  79.98,-103.95) 09/15/2019   16:26:58  (  79.96,-103.85)    3.13                45
 09/15/2019   17:16:56   ( -79.95,  63.63) 09/15/2019   17:17:55  ( -79.97,  63.64)    2.49                59