Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 5 24.  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)
 05/29/2019   09:53:17   ( -80.13, 172.87) 05/29/2019   09:52:04  ( -80.13, 172.93)    1.33                73
 05/29/2019   10:44:02   (  80.13, -19.85) 05/29/2019   10:43:02  (  80.14, -19.71)    2.87                60
 05/29/2019   11:34:46   ( -80.13, 147.55) 05/29/2019   11:34:05  ( -80.13, 147.39)    3.05                41
 05/29/2019   12:25:31   (  80.13, -45.17) 05/29/2019   12:25:03  (  80.14, -45.26)    1.89                28
 05/29/2019   13:16:16   ( -80.15, 121.92) 05/29/2019   13:16:06  ( -80.13, 121.85)    2.76                10
 05/29/2019   14:07:00   (  80.15, -70.80) 05/29/2019   14:07:03  (  80.13, -70.81)    2.03                 3
 05/29/2019   14:57:44   ( -80.14,  96.60) 05/29/2019   14:58:05  ( -80.15,  96.62)    0.46                21
 05/29/2019   15:48:29   (  80.15, -96.12) 05/29/2019   15:49:03  (  80.15, -96.04)    1.69                34
 05/29/2019   16:39:14   ( -80.17,  70.98) 05/29/2019   16:40:06  ( -80.14,  71.08)    3.26                52
 05/29/2019   17:29:58   (  80.14,-121.44) 05/29/2019   17:31:04  (  80.15,-121.59)    2.86                66