Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 6 8.  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)
 06/08/2022   14:59:16   (  71.54, -45.05) 06/08/2022   15:00:12  (  71.53, -45.09)    1.96                56
 06/08/2022   15:49:59   ( -71.44, 122.44) 06/08/2022   15:49:41  ( -71.46, 122.43)    2.08                18
 06/08/2022   16:40:28   (  70.53, -68.70) 06/08/2022   16:39:22  (  70.60, -71.26)   95.01                66
 06/11/2022   06:26:20   ( -71.53, -96.78) 06/11/2022   06:27:12  ( -71.53, -96.85)    2.59                52
 06/11/2022   07:17:05   (  71.45,  70.67) 06/11/2022   07:16:39  (  71.43,  70.63)    2.39                26
 06/13/2022   21:53:25   (  71.54,-148.55) 06/13/2022   21:54:08  (  71.55,-148.58)    1.45                43
 06/13/2022   22:44:08   ( -71.45,  18.93) 06/13/2022   22:43:38  ( -71.44,  18.86)    2.80                30
 06/16/2022   13:20:29   ( -71.54, 159.71) 06/16/2022   13:21:08  ( -71.55, 159.64)    2.37                39
 06/16/2022   14:11:14   (  71.46, -32.84) 06/16/2022   14:10:35  (  71.44, -32.89)    3.06                39
 06/19/2022   04:47:35   (  71.56, 107.93) 06/19/2022   04:48:05  (  71.54, 107.87)    3.19                30
 06/19/2022   05:38:18   ( -71.47, -84.59) 06/19/2022   05:37:34  ( -71.48, -84.59)    1.58                44
 06/21/2022   20:14:39   ( -71.57,  56.17) 06/21/2022   20:15:04  ( -71.57,  56.15)    0.64                25
 06/21/2022   21:05:24   (  71.49,-136.37) 06/21/2022   21:04:31  (  71.46,-136.38)    2.47                53