Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 11 7.  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)
 11/09/2020   17:39:20   ( -69.13,  94.58) 11/09/2020   17:40:13  ( -69.14,  94.60)    1.25                53
 11/09/2020   18:30:03   (  69.01, -97.94) 11/09/2020   18:29:40  (  69.03, -97.90)    3.19                23
 11/09/2020   19:20:31   ( -68.17,  70.49) 11/09/2020   19:19:22  ( -68.26,  68.78)   71.39                69
 11/12/2020   09:55:41   ( -69.13,-149.50) 11/12/2020   09:56:41  ( -69.13,-149.54)    1.49                60
 11/12/2020   10:46:24   (  69.01,  17.98) 11/12/2020   10:46:08  (  69.02,  17.96)    0.83                16
 11/12/2020   11:36:57   ( -68.44,-173.94) 11/12/2020   11:35:46  ( -68.47,-175.09)   47.32                71
 11/15/2020   02:12:04   ( -69.19, -33.66) 11/15/2020   02:13:09  ( -69.17, -33.61)    3.18                65
 11/15/2020   03:02:46   (  69.02, 133.89) 11/15/2020   03:02:36  (  69.05, 133.88)    3.49                10
 11/15/2020   03:53:23   ( -68.66, -58.30) 11/15/2020   03:52:11  ( -68.67, -58.96)   26.79                72
 11/17/2020   18:28:26   ( -69.20,  82.25) 11/17/2020   18:29:37  ( -69.20,  82.31)    2.30                71
 11/17/2020   19:19:08   (  69.03,-110.20) 11/17/2020   19:19:05  (  69.03,-110.27)    2.69                 3
 11/17/2020   20:09:49   ( -68.87,  57.32) 11/17/2020   20:08:36  ( -68.87,  57.17)    6.38                73
 11/20/2020   10:44:52   ( -69.41,-162.14) 11/20/2020   10:46:03  ( -69.34,-161.63)   21.70                71
 11/20/2020   11:35:30   (  69.04,   5.70) 11/20/2020   11:35:33  (  69.05,   5.64)    2.64                 3
 11/20/2020   12:26:12   ( -68.94, 173.16) 11/20/2020   12:25:03  ( -68.95, 173.15)    2.04                69