Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 5 25.  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)
 05/26/2022   10:34:35   (  71.41,  21.22) 05/26/2022   10:35:01  (  71.43,  21.17)    2.45                26
 05/26/2022   11:25:19   ( -71.35,-171.36) 05/26/2022   11:24:30  ( -71.36,-171.31)    2.26                49
 05/29/2022   01:11:08   (  72.16, 160.76) 05/29/2022   01:12:16  (  72.05, 162.83)   71.62                68
 05/29/2022   02:01:39   ( -71.43, -30.56) 05/29/2022   02:01:55  ( -71.44, -30.56)    1.28                16
 05/29/2022   02:52:23   (  71.32, 136.95) 05/29/2022   02:51:22  (  71.34, 136.92)    2.42                61
 05/31/2022   16:38:06   ( -71.83, 109.66) 05/31/2022   16:39:17  ( -71.72, 110.51)   31.84                71
 05/31/2022   17:28:45   (  71.46, -82.35) 05/31/2022   17:28:47  (  71.45, -82.29)    2.50                 2
 05/31/2022   18:19:28   ( -71.34,  85.16) 05/31/2022   18:18:17  ( -71.33,  85.15)    1.50                71
 06/03/2022   08:05:06   (  71.55,  58.42) 06/03/2022   08:06:12  (  71.53,  58.47)    2.61                66
 06/03/2022   08:55:49   ( -71.44,-134.07) 06/03/2022   08:55:42  ( -71.42,-134.08)    2.06                 7
 06/03/2022   09:46:25   (  70.91,  34.16) 06/03/2022   09:45:15  (  70.98,  32.87)   47.71                70
 06/05/2022   23:32:10   ( -71.54,   6.69) 06/05/2022   23:33:06  ( -71.54,   6.74)    1.48                56
 06/06/2022   00:22:54   (  71.43, 174.20) 06/06/2022   00:22:33  (  71.43, 174.19)    0.46                21