Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 7 30.  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)
 08/08/2020   06:05:07   (  79.23,  57.86) 08/08/2020   06:03:53  (  79.21,  57.39)   10.11                74
 08/08/2020   06:55:52   ( -79.25,-134.95) 08/08/2020   06:54:54  ( -79.25,-135.02)    1.39                58
 08/08/2020   07:46:37   (  79.26,  32.24) 08/08/2020   07:45:52  (  79.25,  32.31)    1.92                45
 08/08/2020   08:37:21   ( -79.25,-160.31) 08/08/2020   08:36:54  ( -79.26,-160.37)    2.24                27
 08/08/2020   09:28:06   (  79.26,   6.88) 08/08/2020   09:27:52  (  79.27,   6.96)    1.84                14
 08/08/2020   10:18:51   ( -79.28, 174.08) 08/08/2020   10:18:55  ( -79.25, 174.00)    3.71                 4
 08/08/2020   11:09:35   (  79.26, -18.48) 08/08/2020   11:09:52  (  79.29, -18.39)    3.40                17
 08/08/2020   12:00:20   ( -79.28, 148.72) 08/08/2020   12:00:55  ( -79.26, 148.65)    2.00                35
 08/08/2020   12:51:05   (  79.29, -44.10) 08/08/2020   12:51:53  (  79.27, -44.01)    2.84                48
 08/08/2020   13:41:49   ( -79.28, 123.36) 08/08/2020   13:42:55  ( -79.28, 123.29)    1.48                66