Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 3 22.  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)
 03/23/2023   10:53:04   ( -73.07,-163.40) 03/23/2023   10:53:27  ( -73.07,-163.38)    0.75                23
 03/23/2023   11:43:49   (  72.95,   4.15) 03/23/2023   11:42:50  (  72.96,   4.06)    3.02                59
 03/25/2023   22:57:13   (  73.10,-164.48) 03/25/2023   22:57:43  (  73.09,-164.44)    1.60                30
 03/25/2023   23:47:55   ( -72.99,   3.09) 03/25/2023   23:47:09  ( -72.98,   3.01)    2.69                46
 03/28/2023   11:01:20   ( -73.14,-165.56) 03/28/2023   11:02:02  ( -73.13,-165.46)    3.37                42
 03/28/2023   11:52:05   (  73.03,   1.99) 03/28/2023   11:51:25  (  73.02,   1.98)    1.25                40
 03/30/2023   23:05:29   (  73.15,-166.58) 03/30/2023   23:06:18  (  73.13,-166.55)    1.86                49
 03/30/2023   23:56:11   ( -73.03,   0.99) 03/30/2023   23:55:44  ( -73.03,   0.89)    3.17                27
 04/02/2023   11:09:35   ( -73.16,-167.60) 04/02/2023   11:10:36  ( -73.16,-167.60)    0.14                61
 04/02/2023   12:00:20   (  73.05,  -0.06) 04/02/2023   11:59:59  (  73.05,  -0.16)    3.44                21
 04/04/2023   23:13:44   (  73.19,-168.68) 04/04/2023   23:14:50  (  73.20,-168.61)    2.22                66
 04/05/2023   00:04:26   ( -73.07,  -1.09) 04/05/2023   00:04:16  ( -73.09,  -1.17)    3.13                10