Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 5 22.  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   23:58:18   (  77.54, 163.37) 06/01/2022   23:57:07  (  77.54, 163.54)    4.15                71
 06/02/2022   00:49:02   ( -77.51, -29.17) 06/02/2022   00:48:03  ( -77.53, -29.23)    2.63                59
 06/02/2022   01:39:48   (  77.53, 138.06) 06/02/2022   01:39:06  (  77.53, 138.03)    1.16                42
 06/02/2022   02:30:34   ( -77.54, -54.68) 06/02/2022   02:30:03  ( -77.53, -54.75)    2.04                31
 06/02/2022   03:21:20   (  77.55, 112.56) 06/02/2022   03:21:06  (  77.53, 112.52)    2.66                14
 06/02/2022   04:12:06   ( -77.56, -80.18) 06/02/2022   04:12:02  ( -77.56, -80.06)    2.92                 4
 06/02/2022   05:02:51   (  77.54,  87.25) 06/02/2022   05:03:05  (  77.57,  87.21)    3.44                14
 06/02/2022   05:53:37   ( -77.55,-105.49) 06/02/2022   05:54:02  ( -77.56,-105.58)    2.37                25
 06/02/2022   06:44:23   (  77.56,  61.74) 06/02/2022   06:45:05  (  77.56,  61.69)    1.23                42
 06/02/2022   07:35:09   ( -77.57,-130.99) 06/02/2022   07:36:02  ( -77.55,-131.09)    3.14                53
 06/02/2022   08:25:55   (  77.59,  36.24) 06/02/2022   08:27:05  (  77.56,  36.18)    3.61                70
 06/02/2022   09:16:47   ( -77.85,-157.71) 06/02/2022   09:17:55  ( -77.83,-155.15)   60.02                68