Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 11 11.  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)
 11/12/2020   09:55:41   ( -69.14,-149.51) 11/12/2020   09:56:41  ( -69.13,-149.54)    1.22                60
 11/12/2020   10:46:24   (  69.01,  17.98) 11/12/2020   10:46:08  (  69.02,  17.97)    1.81                16
 11/12/2020   11:36:57   ( -68.44,-173.94) 11/12/2020   11:35:46  ( -68.47,-175.09)   47.00                71
 11/15/2020   02:12:03   ( -69.14, -33.60) 11/15/2020   02:13:09  ( -69.17, -33.61)    3.14                66
 11/15/2020   03:02:46   (  69.02, 133.89) 11/15/2020   03:02:37  (  69.00, 133.82)    3.26                 9
 11/15/2020   03:53:23   ( -68.66, -58.31) 11/15/2020   03:52:10  ( -68.73, -58.89)   24.76                73
 11/17/2020   18:28:26   ( -69.20,  82.24) 11/17/2020   18:29:37  ( -69.20,  82.31)    2.68                71
 11/17/2020   19:19:08   (  69.03,-110.21) 11/17/2020   19:19:05  (  69.03,-110.26)    2.34                 3
 11/17/2020   20:09:49   ( -68.88,  57.31) 11/17/2020   20:08:35  ( -68.93,  57.24)    6.01                74
 11/20/2020   10:44:52   ( -69.42,-162.15) 11/20/2020   10:46:03  ( -69.34,-161.63)   22.56                71
 11/20/2020   11:35:30   (  69.04,   5.70) 11/20/2020   11:35:33  (  69.05,   5.64)    2.36                 3
 11/20/2020   12:26:12   ( -68.95, 173.15) 11/20/2020   12:25:03  ( -68.95, 173.15)    0.99                69
 11/23/2020   03:01:17   ( -69.65, -46.56) 11/23/2020   03:02:27  ( -69.52, -45.51)   43.15                70
 11/23/2020   03:51:51   (  69.06, 121.60) 11/23/2020   03:52:00  (  69.07, 121.55)    2.36                 9
 11/23/2020   04:42:33   ( -68.96, -70.95) 11/23/2020   04:41:30  ( -68.97, -70.94)    1.84                63