Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 2 12.  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)
 02/13/2023   19:18:17   ( -72.86,  70.26) 02/13/2023   19:19:01  ( -72.88,  70.26)    2.79                44
 02/13/2023   20:09:02   (  72.79,-122.28) 02/13/2023   20:08:24  (  72.80,-122.25)    1.58                38
 02/16/2023   07:22:30   (  72.88,  69.19) 02/16/2023   07:23:31  (  72.88,  69.11)    2.56                61
 02/16/2023   08:13:14   ( -72.82,-123.37) 02/16/2023   08:12:56  ( -72.83,-123.34)    1.36                18
 02/18/2023   19:26:48   ( -73.23,  67.42) 02/18/2023   19:27:59  ( -73.09,  68.35)   33.96                71
 02/18/2023   20:17:27   (  72.86,-124.46) 02/18/2023   20:17:24  (  72.88,-124.39)    3.25                 3
 02/18/2023   21:08:05   ( -72.49,  43.61) 02/18/2023   21:06:54  ( -72.57,  42.67)   32.38                71
 02/21/2023   08:21:37   ( -72.86,-125.48) 02/21/2023   08:21:54  ( -72.88,-125.55)    2.71                17
 02/21/2023   09:12:22   (  72.79,  41.98) 02/21/2023   09:11:17  (  72.77,  41.91)    3.44                65
 02/23/2023   20:25:50   (  72.91,-126.61) 02/23/2023   20:26:20  (  72.91,-126.61)    0.21                30
 02/23/2023   21:16:34   ( -72.85,  40.83) 02/23/2023   21:15:46  ( -72.82,  40.87)    3.31                48