Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 7 10.  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)
 07/10/2022   07:33:23   ( -71.71,-113.58) 07/10/2022   07:34:10  ( -71.68,-113.61)    3.10                47
 07/10/2022   08:24:08   (  71.58,  53.96) 07/10/2022   08:23:37  (  71.59,  53.88)    2.96                31
 07/12/2022   23:00:29   (  71.71,-165.34) 07/12/2022   23:01:04  (  71.73,-165.29)    2.29                35
 07/12/2022   23:51:11   ( -71.61,   2.16) 07/12/2022   23:50:34  ( -71.60,   2.14)    1.53                37
 07/15/2022   14:27:31   ( -71.69, 142.96) 07/15/2022   14:28:02  ( -71.68, 142.87)    3.63                31
 07/15/2022   15:18:17   (  71.62, -49.60) 07/15/2022   15:17:28  (  71.63, -49.56)    1.71                49
 07/18/2022   05:54:36   (  71.71,  91.19) 07/18/2022   05:54:55  (  71.69,  91.15)    2.25                19
 07/18/2022   06:45:18   ( -71.61,-101.31) 07/18/2022   06:44:24  ( -71.63,-101.33)    2.55                54
 07/20/2022   20:31:06   (  72.31,-129.02) 07/20/2022   20:32:15  (  72.17,-127.42)   56.22                69
 07/20/2022   21:21:39   ( -71.74,  39.38) 07/20/2022   21:21:51  ( -71.74,  39.46)    2.78                12
 07/20/2022   22:12:24   (  71.62,-153.09) 07/20/2022   22:11:18  (  71.63,-153.07)    0.72                66
 07/23/2022   11:58:04   ( -72.09, 179.68) 07/23/2022   11:59:15  ( -71.99,-179.49)   30.18                71
 07/23/2022   12:48:44   (  71.72, -12.31) 07/23/2022   12:48:45  (  71.72, -12.31)    0.62                 1
 07/23/2022   13:39:26   ( -71.61, 155.20) 07/23/2022   13:38:15  ( -71.61, 155.14)    2.23                71