Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 12 2.  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)
 12/03/2023   07:38:03   ( -74.57,-114.57) 12/03/2023   07:38:42  ( -74.56,-114.46)    3.62                39
 12/03/2023   08:28:48   (  74.48,  53.00) 12/03/2023   08:28:05  (  74.46,  52.96)    2.21                43
 12/05/2023   19:41:59   (  74.53,-115.40) 12/05/2023   19:42:08  (  74.55,-115.38)    1.53                 9
 12/05/2023   20:32:42   ( -74.48,  52.07) 12/05/2023   20:31:32  ( -74.47,  52.08)    1.32                70
 12/08/2023   06:55:10   (  74.60,  76.16) 12/08/2023   06:56:11  (  74.58,  76.16)    2.41                61
 12/08/2023   07:45:53   ( -74.55,-116.37) 12/08/2023   07:45:34  ( -74.55,-116.26)    3.36                19
 12/10/2023   18:59:03   ( -74.58,  75.29) 12/10/2023   18:59:36  ( -74.59,  75.29)    0.94                33
 12/10/2023   19:49:49   (  74.54,-117.29) 12/10/2023   19:48:58  (  74.54,-117.17)    3.48                51
 12/13/2023   06:12:22   ( -75.05, -94.31) 12/13/2023   06:13:31  ( -74.93, -92.40)   56.76                69
 12/13/2023   07:02:59   (  74.59,  74.33) 12/13/2023   07:02:59  (  74.58,  74.39)    2.17                 0
 12/13/2023   07:53:37   ( -74.28,-117.54) 12/13/2023   07:52:25  ( -74.39,-118.40)   28.37                72
 12/15/2023   18:16:07   (  74.61, -93.96) 12/15/2023   18:16:58  (  74.62, -94.05)    2.83                51
 12/15/2023   19:06:51   ( -74.59,  73.40) 12/15/2023   19:06:21  ( -74.58,  73.52)    3.68                30