Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 9 7.  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, 165.22) 09/15/2019   10:29:53  ( -79.95, 165.35)    2.83                66
 09/15/2019   11:21:44   (  79.94, -27.40) 09/15/2019   11:20:56  (  79.95, -27.39)    2.09                48
 09/15/2019   12:12:28   ( -79.94, 139.89) 09/15/2019   12:11:54  ( -79.95, 139.78)    2.39                34
 09/15/2019   13:03:14   (  79.96, -53.03) 09/15/2019   13:02:57  (  79.95, -52.97)    1.85                17
 09/15/2019   13:53:58   ( -79.96, 114.27) 09/15/2019   13:53:55  ( -79.94, 114.21)    2.66                 3
 09/15/2019   14:44:43   (  79.96, -78.36) 09/15/2019   14:44:57  (  79.97, -78.23)    2.60                14
 09/15/2019   15:35:27   ( -79.96,  88.94) 09/15/2019   15:35:55  ( -79.96,  88.95)    0.18                28
 09/15/2019   16:26:12   (  79.95,-103.69) 09/15/2019   16:26:58  (  79.96,-103.81)    2.58                46
 09/15/2019   17:16:56   ( -79.95,  63.61) 09/15/2019   17:17:55  ( -79.98,  63.68)    2.99                59