Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 3 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)
 03/19/2023   23:08:56   (  76.76,-177.99) 03/19/2023   23:07:41  (  76.76,-178.03)    1.22                75
 03/19/2023   23:59:41   ( -76.76, -10.70) 03/19/2023   23:58:38  ( -76.78, -10.68)    2.06                63
 03/20/2023   00:50:28   (  76.78, 156.55) 03/20/2023   00:49:40  (  76.77, 156.53)    0.88                48
 03/20/2023   01:41:13   ( -76.78, -36.16) 03/20/2023   01:40:37  ( -76.79, -36.12)    1.63                36
 03/20/2023   02:32:00   (  76.80, 131.09) 03/20/2023   02:31:39  (  76.78, 131.09)    1.40                21
 03/20/2023   03:22:45   ( -76.80, -61.62) 03/20/2023   03:22:36  ( -76.81, -61.55)    1.71                 9