Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 7 6.  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)
 07/07/2022   16:06:21   (  71.72, -61.86) 07/07/2022   16:07:12  (  71.72, -61.78)    2.82                51
 07/07/2022   16:57:03   ( -71.61, 105.64) 07/07/2022   16:56:42  ( -71.60, 105.64)    1.93                21
 07/10/2022   07:33:23   ( -71.69,-113.55) 07/10/2022   07:34:10  ( -71.70,-113.58)    1.43                47
 07/10/2022   08:24:09   (  71.62,  53.88) 07/10/2022   08:23:37  (  71.60,  53.89)    2.53                32
 07/12/2022   23:00:29   (  71.70,-165.32) 07/12/2022   23:01:05  (  71.69,-165.36)    2.06                36
 07/12/2022   23:51:11   ( -71.60,   2.19) 07/12/2022   23:50:34  ( -71.62,   2.17)    2.81                37
 07/15/2022   14:27:31   ( -71.73, 142.89) 07/15/2022   14:28:01  ( -71.70, 142.91)    3.06                30
 07/15/2022   15:18:16   (  71.61, -49.59) 07/15/2022   15:17:28  (  71.60, -49.62)    1.99                48
 07/18/2022   05:54:36   (  71.70,  91.20) 07/18/2022   05:54:55  (  71.72,  91.19)    2.54                19
 07/18/2022   06:45:18   ( -71.59,-101.29) 07/18/2022   06:44:25  ( -71.61,-101.36)    3.24                53