Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 3 4.  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)
 03/05/2022   14:06:24   (  71.56, -32.67) 03/05/2022   14:07:33  (  71.50, -31.16)   53.79                69
 03/05/2022   14:56:57   ( -71.00, 135.64) 03/05/2022   14:57:10  ( -71.00, 135.67)    1.24                13
 03/05/2022   15:47:42   (  70.87, -56.83) 03/05/2022   15:46:38  (  70.85, -56.92)    3.71                64
 03/08/2022   05:33:26   ( -71.32, -83.99) 03/08/2022   05:34:38  ( -71.23, -83.36)   24.09                72
 03/08/2022   06:24:07   (  70.98,  83.90) 03/08/2022   06:24:08  (  70.97,  83.87)    1.59                 1
 03/08/2022   07:14:49   ( -70.88,-108.61) 03/08/2022   07:13:37  ( -70.91,-108.59)    3.22                72
 03/10/2022   21:00:32   (  71.09,-135.37) 03/10/2022   21:01:38  (  71.08,-135.36)    1.20                66
 03/10/2022   21:51:14   ( -70.99,  32.12) 03/10/2022   21:51:08  ( -70.97,  32.10)    2.80                 6
 03/10/2022   22:41:51   (  70.44,-159.66) 03/10/2022   22:40:41  (  70.53,-160.91)   47.48                70
 03/13/2022   12:27:37   ( -71.06, 172.94) 03/13/2022   12:28:37  ( -71.07, 172.86)    3.52                60
 03/13/2022   13:18:23   (  70.98, -19.63) 03/13/2022   13:18:04  (  70.97, -19.66)    1.98                19
 03/13/2022   14:08:53   ( -70.25, 148.88) 03/13/2022   14:07:44  ( -70.31, 146.99)   71.33                69
 03/16/2022   03:54:48   (  71.10, 121.09) 03/16/2022   03:55:33  (  71.11, 121.17)    3.07                45
 03/16/2022   04:45:30   ( -71.00, -71.41) 03/16/2022   04:45:03  ( -71.01, -71.37)    1.86                27