Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 7 19.  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)
 07/20/2022   20:31:06   (  72.30,-129.01) 07/20/2022   20:32:15  (  72.17,-127.43)   55.72                69
 07/20/2022   21:21:38   ( -71.70,  39.47) 07/20/2022   21:21:51  ( -71.72,  39.43)    2.36                13
 07/20/2022   22:12:24   (  71.62,-153.08) 07/20/2022   22:11:18  (  71.62,-153.08)    0.07                66
 07/23/2022   11:58:03   ( -72.05, 179.76) 07/23/2022   11:59:15  ( -71.96,-179.55)   25.89                72
 07/23/2022   12:48:44   (  71.72, -12.31) 07/23/2022   12:48:45  (  71.69, -12.35)    2.92                 1
 07/23/2022   13:39:26   ( -71.62, 155.18) 07/23/2022   13:38:14  ( -71.63, 155.17)    0.54                72
 07/26/2022   03:25:03   (  71.82, 128.45) 07/26/2022   03:26:10  (  71.81, 128.45)    1.40                67
 07/26/2022   04:15:45   ( -71.72, -64.05) 07/26/2022   04:15:39  ( -71.74, -64.02)    2.62                 6
 07/26/2022   05:06:23   (  71.24, 104.13) 07/26/2022   05:05:13  (  71.26, 102.83)   46.57                70
 07/28/2022   18:52:05   ( -71.82,  76.71) 07/28/2022   18:53:05  ( -71.84,  76.76)    2.90                60
 07/28/2022   19:42:50   (  71.70,-115.77) 07/28/2022   19:42:32  (  71.74,-115.78)    3.59                18
 07/28/2022   20:33:21   ( -71.03,  52.75) 07/28/2022   20:32:12  ( -71.08,  50.79)   70.76                69
 07/31/2022   10:19:10   (  71.81,  24.98) 07/31/2022   10:19:58  (  71.82,  24.97)    0.49                48
 07/31/2022   11:09:52   ( -71.71,-167.50) 07/31/2022   11:09:28  ( -71.71,-167.58)    2.78                24