Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 9 12.  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)
 09/18/2020   08:10:02   (  79.16,  27.32) 09/18/2020   08:08:47  (  79.14,  27.25)    2.71                75
 09/18/2020   09:00:46   ( -79.16,-165.42) 09/18/2020   08:59:42  ( -79.15,-165.35)    2.17                64
 09/18/2020   09:51:31   (  79.15,   1.96) 09/18/2020   09:50:47  (  79.15,   1.89)    1.62                44
 09/18/2020   10:42:14   ( -79.16, 169.22) 09/18/2020   10:41:41  ( -79.17, 169.28)    1.50                33
 09/18/2020   11:32:59   (  79.15, -23.40) 09/18/2020   11:32:46  (  79.17, -23.47)    2.37                13
 09/18/2020   12:23:43   ( -79.16, 143.86) 09/18/2020   12:23:41  ( -79.18, 143.92)    2.74                 2
 09/18/2020   13:14:29   (  79.19, -49.01) 09/18/2020   13:14:46  (  79.18, -48.84)    3.69                17
 09/18/2020   14:05:13   ( -79.19, 118.24) 09/18/2020   14:05:42  ( -79.17, 118.30)    3.21                29
 09/18/2020   14:55:58   (  79.18, -74.37) 09/18/2020   14:56:47  (  79.17, -74.47)    2.63                49
 09/18/2020   15:46:42   ( -79.19,  92.88) 09/18/2020   15:47:42  ( -79.18,  92.94)    1.52                60
 09/18/2020   16:37:35   (  79.45,-101.84) 09/18/2020   16:38:39  (  79.43, -97.63)   85.96                64