Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 9 30.  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)
 10/01/2023   23:53:59   ( -74.15,   1.57) 10/01/2023   23:54:17  ( -74.14,   1.49)    2.88                18
 10/02/2023   00:44:44   (  74.10, 169.00) 10/02/2023   00:43:39  (  74.08, 169.01)    2.81                65
 10/04/2023   11:07:24   ( -74.61,-167.91) 10/04/2023   11:08:34  ( -74.50,-166.31)   48.91                70
 10/04/2023   11:58:01   (  74.18,   0.55) 10/04/2023   11:58:01  (  74.17,   0.59)    1.50                 0
 10/04/2023   12:48:41   ( -73.91, 168.52) 10/04/2023   12:47:29  ( -73.93, 167.71)   25.16                72
 10/06/2023   23:11:18   (  74.25,-167.94) 10/06/2023   23:12:23  (  74.23,-167.90)    2.86                65
 10/07/2023   00:02:02   ( -74.18,  -0.44) 10/07/2023   00:01:48  ( -74.15,  -0.42)    3.56                14
 10/09/2023   11:15:18   ( -74.22,-168.81) 10/09/2023   11:16:09  ( -74.24,-168.86)    2.03                51
 10/09/2023   12:06:03   (  74.18,  -1.40) 10/09/2023   12:05:31  (  74.15,  -1.39)    3.45                32
 10/11/2023   23:19:18   (  74.23,-169.80) 10/11/2023   23:19:50  (  74.24,-169.79)    1.62                32
 10/12/2023   00:10:02   ( -74.16,  -2.30) 10/12/2023   00:09:15  ( -74.18,  -2.29)    2.50                47