Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 4 19.  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)
 05/02/2022   18:55:57   ( -77.58,  58.51) 05/02/2022   18:54:42  ( -77.59,  58.39)    3.14                75
 05/02/2022   19:46:43   (  77.61,-134.29) 05/02/2022   19:45:38  (  77.59,-134.38)    3.11                65
 05/02/2022   20:37:29   ( -77.61,  33.01) 05/02/2022   20:36:41  ( -77.63,  33.09)    3.33                48
 05/02/2022   21:28:15   (  77.63,-159.79) 05/02/2022   21:27:37  (  77.63,-159.68)    2.72                38
 05/02/2022   22:19:01   ( -77.63,   7.51) 05/02/2022   22:18:41  ( -77.63,   7.59)    1.83                20
 05/02/2022   23:09:46   (  77.61, 174.91) 05/02/2022   23:09:37  (  77.63, 174.82)    2.43                 9
 05/03/2022   00:00:32   ( -77.62, -17.79) 05/03/2022   00:00:41  ( -77.63, -17.92)    3.41                 9
 05/03/2022   00:51:18   (  77.64, 149.41) 05/03/2022   00:51:37  (  77.63, 149.32)    2.58                19
 05/03/2022   01:42:04   ( -77.64, -43.29) 05/03/2022   01:42:41  ( -77.63, -43.42)    3.28                37