Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 9 6.  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   08:10:01   (  79.15,  27.33) 09/18/2020   08:08:46  (  79.14,  27.32)    1.23                75
 09/18/2020   09:00:45   ( -79.16,-165.40) 09/18/2020   08:59:41  ( -79.16,-165.26)    2.84                64
 09/18/2020   09:51:30   (  79.15,   1.97) 09/18/2020   09:50:46  (  79.16,   1.95)    0.84                44
 09/18/2020   10:42:14   ( -79.16, 169.24) 09/18/2020   10:41:42  ( -79.15, 169.11)    3.11                32
 09/18/2020   11:32:59   (  79.15, -23.39) 09/18/2020   11:32:46  (  79.18, -23.41)    2.76                13
 09/18/2020   12:23:43   ( -79.16, 143.88) 09/18/2020   12:23:42  ( -79.16, 143.75)    2.82                 1
 09/18/2020   13:14:29   (  79.18, -49.01) 09/18/2020   13:14:47  (  79.16, -49.03)    2.72                18
 09/18/2020   14:05:13   ( -79.19, 118.27) 09/18/2020   14:05:42  ( -79.18, 118.39)    2.90                29
 09/18/2020   14:55:58   (  79.18, -74.37) 09/18/2020   14:56:47  (  79.18, -74.40)    0.93                49
 09/18/2020   15:46:42   ( -79.19,  92.91) 09/18/2020   15:47:42  ( -79.19,  93.03)    2.62                60
 09/18/2020   16:37:36   (  79.49,-102.11) 09/18/2020   16:38:39  (  79.43, -97.55)   92.82                63