Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 12 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)
 12/07/2022   22:37:47   (  72.49,-159.65) 12/07/2022   22:38:02  (  72.48,-159.62)    1.63                15
 12/07/2022   23:28:29   ( -72.37,   7.90) 12/07/2022   23:27:28  ( -72.39,   7.87)    2.11                61
 12/10/2022   10:42:02   ( -72.52,-160.74) 12/10/2022   10:42:49  ( -72.54,-160.73)    2.23                47
 12/10/2022   11:32:48   (  72.45,   6.70) 12/10/2022   11:32:12  (  72.45,   6.78)    2.72                36
 12/12/2022   22:46:22   (  72.66,-162.07) 12/12/2022   22:47:33  (  72.59,-161.83)   10.97                71
 12/12/2022   23:37:03   ( -72.48,   5.61) 12/12/2022   23:36:59  ( -72.50,   5.64)    2.11                 4
 12/13/2022   00:27:39   (  71.91, 174.04) 12/13/2022   00:26:30  (  71.98, 172.39)   57.55                69
 12/15/2022   11:41:21   (  72.53,   4.46) 12/15/2022   11:41:43  (  72.54,   4.51)    1.59                22
 12/15/2022   12:32:04   ( -72.45, 171.94) 12/15/2022   12:31:09  ( -72.44, 171.98)    1.74                55
 12/17/2022   23:45:35   ( -72.56,   3.37) 12/17/2022   23:46:29  ( -72.54,   3.31)    2.75                54
 12/18/2022   00:36:20   (  72.46, 170.88) 12/18/2022   00:35:52  (  72.46, 170.82)    2.17                28