Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 7 8.  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)
 07/09/2019   06:03:56   (  79.84,  53.02) 07/09/2019   06:02:53  (  79.87,  48.41)   90.36                63
 07/09/2019   06:54:49   ( -80.08,-142.08) 07/09/2019   06:53:50  ( -80.06,-141.97)    3.41                59
 07/09/2019   07:45:33   (  80.07,  25.32) 07/09/2019   07:44:46  (  80.06,  25.33)    1.50                47
 07/09/2019   08:36:18   ( -80.08,-167.41) 07/09/2019   08:35:50  ( -80.08,-167.22)    3.58                28
 07/09/2019   09:27:02   (  80.07,  -0.00) 07/09/2019   09:26:46  (  80.08,   0.09)    2.07                16
 07/09/2019   10:17:47   ( -80.07, 167.27) 07/09/2019   10:17:51  ( -80.07, 167.22)    0.99                 4
 07/09/2019   11:08:31   (  80.06, -25.33) 07/09/2019   11:08:47  (  80.08, -25.47)    2.96                16
 07/09/2019   11:59:16   ( -80.07, 141.95) 07/09/2019   11:59:51  ( -80.09, 141.97)    2.48                35
 07/09/2019   12:50:01   (  80.09, -50.95) 07/09/2019   12:50:48  (  80.07, -51.03)    2.43                47
 07/09/2019   13:40:46   ( -80.09, 116.32) 07/09/2019   13:41:52  ( -80.09, 116.41)    1.91                66
 07/09/2019   14:31:37   (  80.28, -78.44) 07/09/2019   14:32:40  (  80.26, -73.68)   89.51                63
 07/22/2019   21:21:29   ( -80.04,   1.72) 07/22/2019   21:20:19  ( -80.03,   1.58)    2.71                70