Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 5 29.  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)
 05/31/2022   16:38:06   ( -71.80, 109.71) 05/31/2022   16:39:18  ( -71.69, 110.47)   28.68                72
 05/31/2022   17:28:45   (  71.43, -82.30) 05/31/2022   17:28:48  (  71.43, -82.32)    0.91                 3
 05/31/2022   18:19:29   ( -71.37,  85.12) 05/31/2022   18:18:17  ( -71.36,  85.20)    3.01                72
 06/03/2022   08:05:06   (  71.52,  58.48) 06/03/2022   08:06:13  (  71.53,  58.46)    1.84                67
 06/03/2022   08:55:49   ( -71.41,-134.01) 06/03/2022   08:55:43  ( -71.41,-134.10)    3.34                 6
 06/03/2022   09:46:26   (  70.93,  34.13) 06/03/2022   09:45:16  (  70.98,  32.86)   46.62                70
 06/05/2022   23:32:10   ( -71.55,   6.67) 06/05/2022   23:33:06  ( -71.56,   6.76)    3.16                56
 06/06/2022   00:22:54   (  71.44, 174.18) 06/06/2022   00:22:33  (  71.45, 174.22)    1.65                21
 06/06/2022   01:13:23   ( -70.60, -17.07) 06/06/2022   01:12:16  ( -70.63, -19.42)   86.82                67
 06/08/2022   14:59:15   (  71.54, -45.06) 06/08/2022   14:59:58  (  71.52, -45.04)    2.58                43
 06/08/2022   15:49:58   ( -71.44, 122.45) 06/08/2022   15:49:28  ( -71.41, 122.41)    3.12                30
 06/11/2022   06:26:19   ( -71.55, -96.81) 06/11/2022   06:26:52  ( -71.53, -96.78)    2.77                33
 06/11/2022   07:17:03   (  71.43,  70.71) 06/11/2022   07:16:19  (  71.41,  70.67)    2.91                44