Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 5 27.  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)
 06/01/2022   23:58:16   (  77.51, 163.54) 06/01/2022   23:57:07  (  77.52, 163.46)    2.65                69
 06/02/2022   00:49:02   ( -77.52, -29.21) 06/02/2022   00:48:04  ( -77.51, -29.32)    2.87                58
 06/02/2022   01:39:48   (  77.53, 138.04) 06/02/2022   01:39:07  (  77.52, 137.95)    2.52                41
 06/02/2022   02:30:34   ( -77.55, -54.72) 06/02/2022   02:30:03  ( -77.55, -54.64)    1.90                31
 06/02/2022   03:21:20   (  77.56, 112.53) 06/02/2022   03:21:06  (  77.56, 112.64)    2.69                14
 06/02/2022   04:12:05   ( -77.53, -80.02) 06/02/2022   04:12:03  ( -77.54, -80.15)    3.43                 2
 06/02/2022   05:02:51   (  77.54,  87.22) 06/02/2022   05:03:06  (  77.55,  87.13)    2.42                15
 06/02/2022   05:53:37   ( -77.56,-105.53) 06/02/2022   05:54:02  ( -77.58,-105.46)    3.05                25
 06/02/2022   06:44:23   (  77.57,  61.71) 06/02/2022   06:45:05  (  77.59,  61.82)    3.23                42
 06/02/2022   07:35:09   ( -77.58,-131.04) 06/02/2022   07:36:02  ( -77.58,-130.98)    1.58                53
 06/02/2022   08:25:55   (  77.60,  36.21) 06/02/2022   08:27:05  (  77.59,  36.31)    2.68                70
 06/02/2022   09:16:48   ( -77.90,-157.97) 06/02/2022   09:17:55  ( -77.85,-155.04)   68.64                67