Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 5 25.  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   ( -80.14, 172.74) 05/29/2019   09:52:04  ( -80.13, 172.84)    2.50                73
 05/29/2019   10:44:02   (  80.14, -19.96) 05/29/2019   10:43:02  (  80.13, -19.80)    3.15                60
 05/29/2019   11:34:46   ( -80.14, 147.42) 05/29/2019   11:34:05  ( -80.12, 147.29)    2.86                41
 05/29/2019   12:25:31   (  80.14, -45.28) 05/29/2019   12:25:03  (  80.13, -45.35)    1.61                28
 05/29/2019   13:16:15   ( -80.13, 122.10) 05/29/2019   13:16:05  ( -80.14, 122.07)    1.28                10
 05/29/2019   14:07:00   (  80.13, -70.60) 05/29/2019   14:07:03  (  80.15, -70.58)    1.78                 3
 05/29/2019   14:57:45   ( -80.16,  96.47) 05/29/2019   14:58:06  ( -80.14,  96.52)    2.02                21
 05/29/2019   15:48:30   (  80.16, -96.23) 05/29/2019   15:49:04  (  80.15, -96.13)    2.24                34
 05/29/2019   16:39:14   ( -80.15,  71.15) 05/29/2019   16:40:06  ( -80.16,  71.30)    2.88                52
 05/29/2019   17:29:59   (  80.15,-121.55) 05/29/2019   17:31:05  (  80.14,-121.68)    2.74                66