Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 8 7.  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)
 08/08/2023   00:06:33   ( -74.62,  -3.58) 08/08/2023   00:07:38  ( -74.53,  -0.34)   96.60                65
 08/08/2023   00:57:04   (  73.84, 165.77) 08/08/2023   00:57:13  (  73.82, 165.71)    2.52                 9
 08/08/2023   01:47:47   ( -73.78, -26.78) 08/08/2023   01:46:37  ( -73.77, -26.74)    1.49                70
 08/10/2023   12:10:32   (  74.28,  -3.66) 08/10/2023   12:11:41  (  74.22,  -2.08)   48.16                69
 08/10/2023   13:01:07   ( -73.83, 164.80) 08/10/2023   13:01:11  ( -73.85, 164.76)    2.39                 4
 08/10/2023   13:51:48   (  73.53, -27.16) 08/10/2023   13:50:37  (  73.61, -28.11)   30.99                71
 08/13/2023   00:14:31   ( -74.09,  -4.13) 08/13/2023   00:15:43  ( -74.01,  -3.57)   19.21                72
 08/13/2023   01:05:13   (  73.84, 163.80) 08/13/2023   01:05:07  (  73.87, 163.79)    3.65                 6
 08/13/2023   01:55:48   ( -73.38, -27.79) 08/13/2023   01:54:38  ( -73.45, -29.45)   53.06                70
 08/15/2023   12:18:34   (  73.96,  -4.79) 08/15/2023   12:19:40  (  73.96,  -4.70)    2.89                66
 08/15/2023   13:09:16   ( -73.84, 162.82) 08/15/2023   13:09:05  ( -73.85, 162.72)    3.06                11
 08/18/2023   00:22:37   ( -73.96,  -5.78) 08/18/2023   00:23:37  ( -73.96,  -5.71)    2.24                60
 08/18/2023   01:13:22   (  73.87, 161.76) 08/18/2023   01:13:00  (  73.87, 161.77)    0.22                22
 08/20/2023   12:26:41   (  73.96,  -6.74) 08/20/2023   12:27:31  (  73.96,  -6.71)    0.85                50
 08/20/2023   13:17:24   ( -73.88, 160.77) 08/20/2023   13:16:55  ( -73.90, 160.82)    2.82                29