Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 5 29.  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   09:53:16   ( -80.13, 172.88) 05/29/2019   09:52:03  ( -80.14, 173.00)    2.47                73
 05/29/2019   10:44:01   (  80.13, -19.79) 05/29/2019   10:43:02  (  80.13, -19.93)    2.69                59
 05/29/2019   11:34:45   ( -80.12, 147.56) 05/29/2019   11:34:04  ( -80.14, 147.46)    2.34                41
 05/29/2019   12:25:30   (  80.12, -45.11) 05/29/2019   12:25:02  (  80.14, -45.16)    2.52                28
 05/29/2019   13:16:15   ( -80.15, 121.94) 05/29/2019   13:16:05  ( -80.13, 121.91)    1.77                10
 05/29/2019   14:07:00   (  80.15, -70.74) 05/29/2019   14:07:03  (  80.14, -70.71)    0.86                 3
 05/29/2019   14:57:44   ( -80.14,  96.62) 05/29/2019   14:58:05  ( -80.15,  96.69)    1.65                21
 05/29/2019   15:48:29   (  80.14, -96.06) 05/29/2019   15:49:03  (  80.16, -95.94)    3.03                34
 05/29/2019   16:39:13   ( -80.14,  71.29) 05/29/2019   16:40:06  ( -80.15,  71.14)    3.07                53
 05/29/2019   17:29:58   (  80.14,-121.38) 05/29/2019   17:31:04  (  80.16,-121.49)    2.88                66
 06/12/2019   00:19:58   ( -80.12, -43.67) 06/12/2019   00:18:43  ( -80.10, -43.62)    1.62                75
 06/12/2019   01:10:42   (  80.10, 123.78) 06/12/2019   01:09:38  (  80.11, 123.76)    1.03                64
 06/12/2019   02:01:27   ( -80.11, -69.00) 06/12/2019   02:00:43  ( -80.12, -68.85)    3.15                44