Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 9 16.  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)
 09/16/2022   04:09:39   (  77.27, 102.72) 09/16/2022   04:10:11  (  77.28, 102.70)    0.91                32
 09/16/2022   05:00:25   ( -77.28, -90.02) 09/16/2022   05:01:13  ( -77.27, -90.08)    1.94                48
 09/16/2022   05:51:11   (  77.30,  77.21) 09/16/2022   05:52:10  (  77.31,  77.35)    3.51                59
 09/16/2022   06:41:58   ( -77.36,-115.72) 09/16/2022   06:43:12  ( -77.30,-115.43)    9.23                74