Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 3 18.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/18/2023   09:54:09   (  73.38,  30.58) 03/18/2023   09:55:19  (  73.26,  31.57)   33.88                70
 03/18/2023   10:44:46   ( -73.01,-161.28) 03/18/2023   10:44:48  ( -73.01,-161.29)    0.90                 2
 03/18/2023   11:35:26   (  72.65,   6.80) 03/18/2023   11:34:15  (  72.68,   5.74)   35.24                71
 03/20/2023   21:58:26   ( -73.88,  28.39) 03/20/2023   21:59:31  ( -73.78,  31.54)   98.02                65
 03/20/2023   22:48:56   (  73.03,-162.32) 03/20/2023   22:49:06  (  73.04,-162.33)    1.06                10
 03/20/2023   23:39:39   ( -72.96,   5.14) 03/20/2023   23:38:32  ( -72.94,   5.13)    2.49                67
 03/23/2023   10:53:03   ( -73.05,-163.37) 03/23/2023   10:53:27  ( -73.05,-163.41)    1.21                24
 03/23/2023   11:43:49   (  72.99,   4.06) 03/23/2023   11:42:49  (  72.99,   4.12)    2.12                60
 03/25/2023   22:57:13   (  73.10,-164.48) 03/25/2023   22:57:43  (  73.12,-164.38)    3.81                30
 03/25/2023   23:47:56   ( -73.03,   2.98) 03/25/2023   23:47:09  ( -73.02,   3.08)    3.53                47
 03/28/2023   11:01:19   ( -73.11,-165.48) 03/28/2023   11:02:03  ( -73.12,-165.49)    1.25                44
 03/28/2023   11:52:05   (  73.05,   1.95) 03/28/2023   11:51:25  (  73.05,   2.04)    2.97                40
 03/30/2023   23:05:28   (  73.13,-166.55) 03/30/2023   23:06:19  (  73.11,-166.59)    3.13                51
 03/30/2023   23:56:11   ( -73.07,   0.92) 03/30/2023   23:55:44  ( -73.06,   0.96)    1.44                27