Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 4 27.  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)
 05/02/2019   04:59:51   ( -80.16,-114.03) 05/02/2019   04:58:38  ( -80.18,-114.15)    2.75                73
 05/02/2019   05:50:37   (  80.18,  53.04) 05/02/2019   05:49:43  (  80.17,  52.97)    2.00                54
 05/02/2019   06:41:21   ( -80.18,-139.66) 05/02/2019   06:40:39  ( -80.17,-139.69)    1.35                42
 05/02/2019   07:32:06   (  80.18,  27.72) 05/02/2019   07:31:43  (  80.19,  27.76)    1.27                23
 05/02/2019   08:22:50   ( -80.18,-164.98) 05/02/2019   08:22:39  ( -80.19,-164.90)    1.98                11
 05/02/2019   09:13:36   (  80.20,   2.09) 05/02/2019   09:13:44  (  80.19,   2.22)    2.90                 8
 05/02/2019   10:04:19   ( -80.17, 169.70) 05/02/2019   10:04:40  ( -80.19, 169.56)    3.23                21
 05/02/2019   10:55:05   (  80.20, -23.22) 05/02/2019   10:55:45  (  80.18, -23.32)    2.44                40
 05/02/2019   11:45:49   ( -80.20, 144.08) 05/02/2019   11:46:41  ( -80.19, 144.02)    1.54                52
 05/02/2019   12:36:34   (  80.19, -48.54) 05/02/2019   12:37:45  (  80.20, -48.54)    1.09                71