Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 10 9.  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)
 10/09/2023   11:15:17   ( -74.23,-168.84) 10/09/2023   11:16:07  ( -74.24,-168.85)    1.03                50
 10/09/2023   12:06:02   (  74.18,  -1.40) 10/09/2023   12:05:29  (  74.16,  -1.36)    2.26                33
 10/11/2023   23:19:18   (  74.24,-169.84) 10/11/2023   23:19:49  (  74.22,-169.85)    3.11                31
 10/12/2023   00:10:02   ( -74.18,  -2.36) 10/12/2023   00:09:13  ( -74.19,  -2.26)    3.22                49
 10/14/2023   11:23:18   ( -74.25,-170.82) 10/14/2023   11:23:32  ( -74.26,-170.72)    3.01                14
 10/14/2023   12:14:02   (  74.16,  -3.26) 10/14/2023   12:12:54  (  74.17,  -3.26)    1.08                68
 10/16/2023   22:36:37   ( -74.48,  20.30) 10/16/2023   22:37:49  ( -74.38,  20.96)   22.72                72
 10/16/2023   23:27:18   (  74.25,-171.76) 10/16/2023   23:27:12  (  74.23,-171.71)    1.86                 6
 10/17/2023   00:17:53   ( -73.74,  -3.18) 10/17/2023   00:16:44  ( -73.81,  -5.02)   57.60                69
 10/19/2023   10:40:32   (  74.30,  19.84) 10/19/2023   10:41:28  (  74.31,  19.85)    1.70                56
 10/19/2023   11:31:16   ( -74.23,-172.68) 10/19/2023   11:30:53  ( -74.25,-172.64)    2.55                23
 10/21/2023   22:44:31   ( -74.29,  18.89) 10/21/2023   22:45:10  ( -74.28,  18.84)    1.60                39
 10/21/2023   23:35:16   (  74.25,-173.69) 10/21/2023   23:34:31  (  74.23,-173.61)    2.99                45